Alticini
Guides
Altica obliterata
Altica obliterata is a flea beetle (family Chrysomelidae, subfamily Galerucinae) described by John Lawrence LeConte in 1859. Like other members of the genus Altica, adults possess enlarged hind femora adapted for jumping, a characteristic trait of the tribe Alticini. The species occurs in North and Middle America, though specific details regarding its host plants, habitat preferences, and life history remain poorly documented in the available literature.
Altica pedipallida
Altica pedipallida is a flea beetle in the tribe Alticini described by LeSage in 2008. The species is known from eastern Canada (Ontario and Québec) and has been documented with a larval host association with Oenothera pilosella (Onagraceae), representing the first recorded host plant for this species. Like other members of the genus Altica, adults likely feed on foliage of host plants.
Altica texana
Altica texana is a species of flea beetle in the family Chrysomelidae, first described by Schaeffer in 1906. It belongs to the genus Altica, a large group of small, jumping leaf beetles commonly known as flea beetles due to their enlarged hind femora that enable them to leap when disturbed. The species is recorded from North America, though specific details about its biology and ecology remain poorly documented.
Altica woodsi
Altica woodsi is a species of flea beetle in the family Chrysomelidae, described by Isely in 1920. It is native to North America, with records from Canada (New Brunswick, Ontario, Québec) and the United States. The species is a specialist herbivore associated with woody vines in the grape family, feeding on riverbank grape (Vitis riparia) and Virginia creeper (Parthenocissus quinquefolia).
Aphthona
Spurge Flea Beetles
Aphthona is a genus of flea beetles in the leaf beetle family Chrysomelidae, native to Europe and Asia with approximately 135 species in the Palaearctic region and some 300 species worldwide. Members possess enlarged hind legs adapted for jumping, a characteristic trait of the tribe Alticini. The genus has gained significant attention for biological control applications, with several species introduced to North America to manage leafy spurge (Euphorbia esula), a major invasive weed. Six species—A. abdominalis, A. cyparissiae, A. czwalinae, A. flava, A. nigriscutis, and A. lacertosa—have been used for this purpose, though establishment success varies. Some African species have been identified as pests of Jatropha curcas in biodiesel plantations.
Capraita quercata
Capraita quercata is a flea beetle (Chrysomelidae: Alticini) native to North America. The species epithet "quercata" indicates an association with oak (Quercus). As a member of the Alticini tribe, it possesses enlarged hind femora adapted for jumping. Observation records are sparse, with limited documentation of its biology and ecology.
Capraita scalaris
Capraita scalaris is a species of flea beetle in the family Chrysomelidae. It is distributed across North America, with records from Canada (Ontario, Québec) and the United States. As a member of the tribe Alticini, it possesses enlarged hind femora adapted for jumping. The species is relatively poorly documented in the scientific literature compared to other flea beetles.
Capraita subvittata
Belly-banded Flea Beetle
Capraita subvittata, commonly known as the Belly-banded Flea Beetle, is a species of flea beetle in the family Chrysomelidae. It is native to North America, with documented records from Canada (Alberta, Manitoba, New Brunswick) and the United States. As a member of the flea beetle tribe Alticini, it possesses enlarged hind femora adapted for jumping.
Capraita texana
Capraita texana is a species of flea beetle in the family Chrysomelidae. It was described by Crotch in 1873. The species is recorded from North America, with observational data available from citizen science platforms. As a member of the flea beetle tribe Alticini, it likely possesses the enlarged hind femora characteristic of the group, though specific morphological details remain poorly documented in accessible literature.
Chaetocnema aequabilis
Chaetocnema aequabilis is a flea beetle in the family Chrysomelidae, described by R. White in 1996 as part of his revision of the genus Chaetocnema in North America. As a member of the tribe Alticini, it possesses enlarged hind femora adapted for jumping. The species is one of approximately 30 Chaetocnema species recorded from North America north of Mexico.
Chaetocnema densa
Chaetocnema densa is a species of flea beetle in the family Chrysomelidae, first described by R. White in 1996. The species belongs to the genus Chaetocnema, which comprises small leaf beetles known for their jumping ability. Very little specific information is available about this particular species beyond its taxonomic description and North American distribution. Like other members of the genus, it likely feeds on plant foliage, though host associations have not been documented.
Chaetocnema fuscata
Chaetocnema fuscata is a flea beetle (subfamily Alticinae) in the leaf beetle family Chrysomelidae. It was described by R. White in 1996 as part of his revision of the genus Chaetocnema in North America. The species is known from North America, with records from Ontario, Canada. Like other members of the genus, it is among the smallest flea beetles, with adults typically measuring 1–2 mm in length. The genus Chaetocnema includes several species associated with specific host plants, though detailed biological information for C. fuscata specifically remains limited.
Chaetocnema gentneri
Chaetocnema gentneri is a species of flea beetle in the family Chrysomelidae, described by Csiki in 1940. The genus Chaetocnema contains numerous small leaf-feeding beetles, many of which are associated with specific host plants. Several congeners, such as C. quadricollis and C. pulicaria, are economically significant agricultural pests.
Chaetocnema opulenta
Opulent Flea Beetle
Chaetocnema opulenta is a small flea beetle in the family Chrysomelidae, first described by Horn in 1889. It is found in North America, with records from the Canadian provinces of Alberta, Manitoba, and Saskatchewan. As a member of the Alticini tribe, it possesses the enlarged hind femora characteristic of flea beetles, enabling jumping locomotion.
Chaetocnema quadricollis
hibiscus flea beetle
Chaetocnema quadricollis is a minute flea beetle in the subfamily Galerucinae, tribe Alticini. Originally described from Florida in 1878, it occurs across North America and has been documented from numerous localities in Missouri. The species is strongly associated with Hibiscus species, particularly Hibiscus lasiocarpus (rose mallow), on which adults feed gregariously on foliage. It was previously recorded under the synonym C. decipiens in Missouri state records.
Chaetocnema subviridis
Chaetocnema subviridis is a species of flea beetle in the family Chrysomelidae, first described by John Lawrence LeConte in 1859. The species is found in North America, with distribution records from Canada (Alberta, Manitoba, Saskatchewan) and the United States. As a member of the tribe Alticini, it possesses the enlarged hind femora characteristic of flea beetles that enable their jumping locomotion.
Crepidodera
Studded Flea Beetles
Crepidodera is a genus of flea beetles in the family Chrysomelidae, comprising approximately 40 described species worldwide. Members are commonly known as Studded Flea Beetles. They belong to the tribe Alticini and possess the enlarged hind femora characteristic of flea beetles, enabling their distinctive jumping behavior. The genus occurs across the Holarctic region, with species documented in North America, Europe, and Asia.
Crepidodera aereola
Crepidodera aereola is a species of flea beetle in the family Chrysomelidae, native to North America. As a member of the tribe Alticini, it possesses the enlarged hind femora characteristic of flea beetles, enabling jumping behavior. The species is among the smallest flea beetles in its region, with adults measuring approximately 1–1.6 mm in length. It has been documented feeding on plants in the genus Hibiscus.
Crepidodera bella
Crepidodera bella is a species of flea beetle in the family Chrysomelidae, subfamily Galerucinae, tribe Alticini. It was described by Parry in 1986. The species is known to occur in North America. As a member of the genus Crepidodera, it belongs to a group of small flea beetles characterized by their jumping ability.
Crepidodera heikertingeri
Crepidodera heikertingeri is a flea beetle in the family Chrysomelidae, described by Lazorko in 1974. It is found in North America, with records from western Canadian provinces including Alberta, British Columbia, and Manitoba. As a member of the tribe Alticini, it possesses enlarged hind femora that enable jumping when disturbed. Information on its biology and host associations remains limited.
Crepidodera luminosa
Crepidodera luminosa is a flea beetle in the subfamily Galerucinae (tribe Alticini), described by Parry in 1986. The species is recorded from eastern Canada and is part of a genus containing some of the smallest flea beetles in North America. Like other members of Alticini, it possesses enlarged hind femora adapted for jumping.
Crepidodera nana
tiny aspen flea beetle
Crepidodera nana is a flea beetle in the family Chrysomelidae, commonly known as the tiny aspen flea beetle. It is native to North America and has been recorded from multiple Canadian provinces including Alberta, British Columbia, and Manitoba. As a member of the subfamily Galerucinae and tribe Alticini, it possesses the enlarged hind femora characteristic of flea beetles that enable jumping. The species epithet 'nana' refers to its small size.
Crepidodera opulenta
Crepidodera opulenta is a flea beetle (subfamily Galerucinae, tribe Alticini) first described by John Lawrence LeConte in 1858. As a member of the genus Crepidodera, it belongs to a group of small leaf beetles characterized by their jumping ability. Very little specific information is available about this particular species, though the genus is known to contain species associated with various host plants. The species name 'opulenta' suggests a reference to richness or abundance, possibly alluding to coloration or some other distinctive feature noted by LeConte.
Crepidodera solita
Crepidodera solita is a flea beetle in the family Chrysomelidae, described by Parry in 1986. The species was originally reported as endemic to Ontario, Canada, though subsequent records indicate a broader distribution across Canadian provinces. As a member of the tribe Alticini, it possesses the enlarged hind femora characteristic of flea beetles, enabling jumping locomotion. Very little is known about its biology, host associations, or ecology.
Disonycha
Disonycha is a genus of flea beetles (Chrysomelidae: Galerucinae: Alticini) containing approximately 170 species distributed in the Nearctic and Neotropical regions. Species in this genus are herbivorous, with many showing strong host plant specializations including passion vines (Passiflora), willows (Salix), and legumes. Some species exhibit eruptive population dynamics and at least two passion vine specialists have been documented practicing egg cannibalism (conspecific oophagy) by adults—a behavior first reported for the subfamily Galerucinae.
Disonycha alabamae
Disonycha alabamae is a flea beetle in the family Chrysomelidae, described by Schaeffer in 1919. The species is known from limited records in North America. As a member of the genus Disonycha, it belongs to a group of leaf beetles often associated with specific host plants. Available data on this species is sparse, with only three observations documented in iNaturalist.
Disonycha leptolineata
Disonycha leptolineata is a species of flea beetle in the family Chrysomelidae, first described by Blatchley in 1917. Like other members of the genus Disonycha, it is characterized by enlarged hind femora adapted for jumping. The species has been documented across a broad geographic range spanning the Caribbean, Central America, and North America. It belongs to the tribe Alticini, the largest tribe within the leaf beetle family.
Disonycha tenuicornis
Disonycha tenuicornis is a flea beetle species in the family Chrysomelidae, first described by Horn in 1889. As a member of the tribe Alticini, it possesses the enlarged hind femora characteristic of flea beetles, enabling jumping locomotion. The species occurs in both Central America and North America. Specific ecological details remain poorly documented in the scientific literature.
Distigmoptera schwarzi
Distigmoptera schwarzi is a species of flea beetle in the family Chrysomelidae, described by Blake in 1943. It belongs to the tribe Alticini, a large group of leaf beetles characterized by their enlarged hind femora adapted for jumping. The genus Distigmoptera is part of the diverse subfamily Galerucinae. Information on this specific species is limited in the provided sources.
Dysphenges
Dysphenges is a genus of flea beetles (Chrysomelidae: Galerucinae: Alticini) established by Horn in 1894. The genus comprises four described species distributed in North America and Central America. Three species were described by Gilbert and Riley in 2002: D. penrosei, D. rileyi, and D. secretus. As members of the Alticini tribe, these beetles possess the enlarged hind femora characteristic of flea beetles, enabling their distinctive jumping locomotion.
Dysphenges rileyi
Dysphenges rileyi is a species of flea beetle (subfamily Galerucinae, tribe Alticini) in the leaf beetle family Chrysomelidae. The species was described in 2002 by Gilbert and Andrews. It occurs in Central America and North America.
Dysphenges secretus
Dysphenges secretus is a species of flea beetle in the family Chrysomelidae, described by Gilbert and Riley in 2012. It was one of three new species of the genus Dysphenges described from the United States in a paper published in The Pan-Pacific Entomologist. The genus Dysphenges belongs to the tribe Alticini, a large group of leaf beetles known for their enlarged hind femora that enable jumping.
Epitrix subcrinita
Western Potato Flea Beetle
Epitrix subcrinita, commonly known as the western potato flea beetle, is a flea beetle species in the family Chrysomelidae. It belongs to the tribe Alticini, characterized by enlarged hind femora adapted for jumping. The species occurs in Central and North America. It is one of approximately 28 Holarctic Epitrix species included in comprehensive taxonomic revisions.
Erynephala
beet leaf beetle
Erynephala is a genus of skeletonizing leaf beetles in the family Chrysomelidae, comprising six described species. The genus was established by Blake in 1936 and is distributed across North America and the Neotropics. The most well-known species, Erynephala puncticollis, is commonly called the beet leaf beetle and has been documented feeding on saline-tolerant plants in dry alkaline habitats.
Eusattodera pini
Eusattodera pini is a species of skeletonizing leaf beetle in the family Chrysomelidae. It is a member of the flea beetle tribe Alticini, characterized by enlarged hind femora adapted for jumping. The species is native to North America and feeds on pine foliage.
Glyptina
Glyptina is a genus of flea beetles in the family Chrysomelidae, first described by Horn in 1881. The genus contains approximately 15 described species. Flea beetles in this group are characterized by their jumping ability, enabled by enlarged hind femora. Glyptina species are herbivorous and associated with various host plants.
Glyptina nivalis
Glyptina nivalis is a species of flea beetle in the family Chrysomelidae, first described by George Henry Horn in 1889. The species is distributed across Central America and North America. As a member of the flea beetle subfamily Alticinae (tribe Alticini), it possesses enlarged hind femora adapted for jumping.
Kuschelina fimbriata
A flea beetle in the family Chrysomelidae, distributed across North and Middle America. The species was originally described by Forster in 1771 and has been recorded in 27 iNaturalist observations. As a member of the tribe Alticini, it possesses the enlarged hind femora characteristic of flea beetles, enabling jumping locomotion.
Kuschelina flavocyanea
Kuschelina flavocyanea is a leaf beetle species in the family Chrysomelidae, originally described by Crotch in 1873. The species is known from North America and has been documented in very few observations, suggesting it may be uncommon or underreported. As a member of the genus Kuschelina, it belongs to a group of flea beetles characterized by enlarged hind femora adapted for jumping. Detailed biological information remains limited due to its apparent rarity in collections and observations.
Kuschelina laeta
Pleasing Kuschelina
Kuschelina laeta is a species of flea beetle in the family Chrysomelidae. The species occurs in Central America and North America. As a member of the tribe Alticini, it possesses the enlarged hind femora characteristic of flea beetles, which enable jumping. The common name "Pleasing Kuschelina" is used on iNaturalist.
Kuschelina petaurista
Eastern Five-striped Kuschelina
Kuschelina petaurista is a species of flea beetle in the family Chrysomelidae, first described by Fabricius in 1801. It is known from North America and is referred to by the common name Eastern Five-striped Kuschelina. As a member of the tribe Alticini, it possesses the enlarged hind femora characteristic of flea beetles, which enable jumping locomotion. The species has been documented in citizen science observations, with over 275 records on iNaturalist.
Kuschelina ulkei
Kuschelina ulkei is a species of flea beetle in the family Chrysomelidae, first described by Horn in 1889. As a member of the tribe Alticini, it possesses the enlarged hind femora characteristic of flea beetles, which enable their distinctive jumping locomotion. The species has been documented in North America, though specific details regarding its biology and ecology remain limited in published literature.
Kuschelina weismani
Kuschelina weismani is a species of flea beetle in the family Chrysomelidae, described by Blake in 1954. As a member of the tribe Alticini, it possesses the enlarged hind femora characteristic of flea beetles that enable jumping locomotion. The species is known from North America. Like other members of its genus, it is likely associated with herbaceous vegetation, though specific host plants remain undocumented.
Longitarsus luridus
Flea beetle
Longitarsus luridus is a flea beetle (Chrysomelidae: Galerucinae) native to Europe, where it occurs throughout the continent except Portugal. The species has been introduced to North America and is established there. As a member of the Alticini tribe, it possesses enlarged hind femora adapted for jumping. Adults feed on foliage of host plants.
Longitarsus varicornis
Banded Heliotrope Longitarsus
Longitarsus varicornis is a species of flea beetle in the family Chrysomelidae, first described by Suffrian in 1868. It belongs to the tribe Alticini, a group characterized by enlarged hind femora adapted for jumping. The species has a broad geographic distribution spanning the Caribbean, Central America, North America, and South America. As with other members of the genus Longitarsus, it is likely associated with herbaceous vegetation, though specific host plant records for this species remain limited.
Luperaltica
Luperaltica is a genus of flea beetles (Chrysomelidae: Alticini) established by Crotch in 1873. The genus contains at least four described species in North America, with additional species reported from Mexico. Like other flea beetles, members possess enlarged hind femora adapted for jumping. The genus is part of the diverse leaf beetle family Chrysomelidae.
Lysathia
Lysathia is a genus of flea beetles (Chrysomelidae: Alticini) containing approximately 10 described species distributed in North America and the Neotropics. Several species have been investigated or deployed as biological control agents for invasive aquatic plants, including Ludwigia grandiflora subsp. hexapetala and Myriophyllum aquaticum. The genus exhibits morphological variation that has complicated taxonomic resolution, with integrative approaches combining genetics and morphology used to clarify species boundaries.
Metrioidea convexa
Metrioidea convexa is a species of flea beetle in the family Chrysomelidae, tribe Alticini. The species was described by Blake in 1942 and is recorded from North America. As a member of the genus Metrioidea, it belongs to a group of small leaf beetles characterized by enlarged hind femora adapted for jumping. The specific epithet 'convexa' refers to the convex body shape typical of this species.
Monomacra
Monomacra is a genus of flea beetles in the family Chrysomelidae, tribe Alticini. The genus comprises approximately 17 to 120 described species, with sources varying on the exact number. Species are distributed across the Nearctic and Neotropical regions, including North America, Central America, and tropical South America. As members of the Alticini, they possess the enlarged hind femora characteristic of flea beetles, enabling jumping locomotion.
Monoxia andrewsi
Monoxia andrewsi is a species of flea beetle in the family Chrysomelidae, tribe Alticini. The genus Monoxia comprises flea beetles characterized by their jumping ability enabled by enlarged hind femora. Species in this genus are associated with various host plants, though specific host relationships for M. andrewsi remain poorly documented in the available literature.
Monoxia angularis
angular flea beetle
Monoxia angularis, commonly known as the angular flea beetle, is a species of skeletonizing leaf beetle in the family Chrysomelidae. It is found in North America, with records from Alberta and British Columbia in Canada, and from Washington, Oregon, California, Idaho, Montana, Wyoming, Colorado, Nevada, Utah, North Dakota, and Kentucky in the United States. As a member of the tribe Alticini, it possesses the enlarged hind femora characteristic of flea beetles, enabling jumping locomotion.
Neocrepidodera
Neocrepidodera is a genus of flea beetles (Chrysomelidae: Galerucinae: Alticini) containing approximately 100 described species distributed worldwide. Species occur primarily in the Western Palearctic, with many restricted to medium and high elevation mountain ecosystems. Adults are typically small, often exhibiting metallic or rusty coloration, and possess the enlarged hind femora characteristic of flea beetles that enable jumping. Several species have become established outside their native ranges, including N. ferruginea in North America.
Neolochmaea
Neolochmaea is a genus of skeletonizing leaf beetles in the family Chrysomelidae, established by Laboissière in 1939. The genus contains three described species: N. brevicornis, N. guerini, and N. obliterata. These beetles are restricted to the Neotropical region. The genus belongs to the tribe Alticini, commonly known as flea beetles, though specific behavioral traits of this genus remain poorly documented.
Nesaecrepida
Nesaecrepida is a genus of flea beetles (Chrysomelidae) established by Blake in 1964. The genus contains two described species: Nesaecrepida asphaltina and Nesaecrepida infuscata. These beetles are found in North America, Mexico, and the West Indies. As members of the flea beetle tribe Alticini, they possess enlarged hind femora adapted for jumping.
Nesaecrepida infuscata
Nesaecrepida infuscata is a flea beetle in the family Chrysomelidae, first described by Schaeffer in 1906. The species is documented from Central America and North America. As a member of the flea beetle tribe Alticini, it possesses enlarged hind femora adapted for jumping. Available records are sparse, with limited observational data.
Omophoita cyanipennis
Eight-spotted Flea Beetle
Omophoita cyanipennis, commonly known as the eight-spotted flea beetle, is a species of flea beetle in the family Chrysomelidae. The species was described by Fabricius in 1798. It is distributed across the Caribbean, Central America, and North America. Two subspecies are recognized: O. c. cyanipennis and O. c. octomaculata.
Parchicola
Parchicola is a genus of flea beetles (Chrysomelidae) containing at least four described species. These small beetles are distributed across North America and the Neotropical region. The genus was established by Bechyné and Springlová de Bechyné in 1975.
Phydanis
Phydanis is a genus of flea beetles (Chrysomelidae: Galerucinae: Alticini) containing two described species. The genus was established by Horn in 1889. Species in this genus are uncommonly encountered and poorly documented in the literature. One species, P. bicolor, has been recorded from Texas with a confirmed adult host association, though specific host plants are not detailed in available sources.
Phydanis bicolor
Texas Snakeherb Flea Beetle
Phydanis bicolor is a rarely collected flea beetle in the tribe Alticini, subfamily Galerucinae. It is known from Texas and is among the least frequently encountered species of its genus. The species has been documented from very few collections, with recent work providing the first adult host record.
Phyllotreta denticornis
Phyllotreta denticornis is a species of flea beetle in the family Chrysomelidae, first described by George Henry Horn in 1889. It belongs to the tribe Alticini, a group characterized by enlarged hind femora adapted for jumping. The species is documented from North America, with specific records from British Columbia, Canada. Like other members of the genus Phyllotreta, it is associated with cruciferous plants, though species-specific ecological details remain limited.
Phyllotreta liebecki
Phyllotreta liebecki is a small flea beetle in the family Chrysomelidae, first described by Schaeffer in 1919. It is found in North America, with records from Manitoba and Ontario in Canada. The species measures 1.75–2.5 mm in length. As a member of the Alticini tribe, it possesses the enlarged hind femora characteristic of flea beetles that enable jumping locomotion.
Phyllotreta pusilla
Western Black Flea Beetle
Phyllotreta pusilla, commonly known as the western black flea beetle, is a flea beetle species in the family Chrysomelidae. It is distributed across Central America and North America, with documented presence in regions including Alberta, Canada and Colorado, USA. The species is recognized as an agricultural pest of canola and mustard crops, where it causes plant injury through feeding damage. Research has identified significant variation in host plant susceptibility among different canola and mustard varieties.
Pseudohadrotoma graeseri
Pseudohadrotoma graeseri is a flea beetle species in the tribe Alticini, characterized by enlarged hind femora adapted for jumping. The genus Pseudohadrotoma contains few described species and is poorly documented in scientific literature. This species appears to be rarely collected and has limited published records.
Pseudolampsis
Pseudolampsis is a genus of flea beetles (Coleoptera: Chrysomelidae: Alticini) established by G.H. Horn in 1889. The genus has been subject to taxonomic revision regarding distribution patterns and synonymy. The most studied species, Pseudolampsis guttata, has been evaluated as a biological control agent for invasive aquatic ferns.
Psylliodes
flea beetles
Psylliodes is a large cosmopolitan genus of flea beetles comprising approximately 200 described species worldwide. Members are characterized by enlarged hind femora adapted for jumping, a trait shared with other Alticini. Approximately half of all species are specialized feeders on Brassicaceae, with the remainder associated with roughly 24 other plant families. Several species are economically significant agricultural pests, including the cabbage stem flea beetle (P. chrysocephala) and potato flea beetle (P. affinis). The genus includes rare endemic species such as the Lundy Cabbage Flea Beetle (P. luridipennis), a globally Critically Endangered species restricted to a single island off the coast of England.
Psylliodes convexior
hop flea beetle
Psylliodes convexior, commonly known as the hop flea beetle, is a species of flea beetle in the family Chrysomelidae. It is native to North America and Central America. The species belongs to a genus known for flea-like jumping behavior and association with host plants. Specific ecological details for this species remain limited in published sources.
Psylliodes credens
Psylliodes credens is a species of flea beetle in the family Chrysomelidae, first described by Fall in 1933. It is known from North America and belongs to a genus characterized by enlarged hind femora that enable jumping locomotion. Like other members of the genus, it likely exhibits the flea-like jumping behavior that gives the group its common name. The species has received limited study and detailed ecological information remains sparse.
Psylliodes punctulata
Psylliodes punctulata is a species of flea beetle in the tribe Alticini, characterized by the enlarged hind femora that enable the jumping behavior typical of this group. The genus Psylliodes contains numerous species associated with brassicaceous host plants, though specific ecological details for P. punctulata remain poorly documented in available literature. Like other members of the genus, it likely exhibits the larval stem-mining habit and adult folivory that define Psylliodes ecology. The species name 'punctulata' refers to the punctate or dotted surface sculpturing typical of many chrysomelid beetles.
Sphaeroderma
Sphaeroderma is a genus of flea beetles (Chrysomelidae: Galerucinae: Alticini) comprising approximately 250 species distributed across the Old World. Members of this genus are small leaf beetles characterized by enlarged hind femora adapted for jumping. The genus has been subject to taxonomic revision, with new species continuing to be described from montane regions.
Synetocephalus vandykei
Synetocephalus vandykei is a species of skeletonizing leaf beetle in the family Chrysomelidae, described by Blake in 1942. The species is known from North America. As a member of the tribe Alticini (flea beetles), it likely possesses enlarged hind femora adapted for jumping, a characteristic of this group.
Systena blanda
palestriped flea beetle, Brown-necked Systena
Systena blanda is a small flea beetle in the family Chrysomelidae, commonly known as the palestriped flea beetle. Adults measure 3–4 mm and are agricultural pests of young sunflowers and other crops. The species has a broad geographic range spanning Central America, North America, and Oceania. Adults overwinter and emerge in late spring, feeding on leaf tissue and creating distinctive lace-like feeding damage.
Systena gracilenta
Systena gracilenta is a species of flea beetle in the family Chrysomelidae, first described by Blake in 1933. It belongs to a genus whose members are generally small, active leaf beetles capable of jumping when disturbed. The species is distributed across Central America and North America. Specific details about its biology and ecology remain poorly documented in the available literature.
Systena hudsonias
black-headed flea beetle, Black-headed Systena
Systena hudsonias is a flea beetle (Chrysomelidae: Alticini) native to North America. Adults are herbivorous and have been documented feeding on at least nine plant families, including Asteraceae species such as sunflowers (Helianthus annuus) and giant ragweed (Ambrosia trifida). The species is considered polyphagous, though specific larval host associations remain poorly documented. It is occasionally noted in agricultural contexts where sunflowers are cultivated.
Systena marginalis
margined systena
Systena marginalis is a flea beetle (Chrysomelidae: Alticini) native to North America. Like other members of the genus Systena, it possesses enlarged hind femora adapted for jumping. The species is broadly distributed across the continent, with records from Canada (Ontario, Québec) and the United States. Specific ecological details remain poorly documented in published literature.
Trichaltica
Trichaltica is a genus of flea beetles (Chrysomelidae) containing approximately 30 described species. The genus occurs from North America through the Neotropics. Species in this genus exhibit the enlarged hind femora characteristic of flea beetles, enabling their jumping locomotion.
Tymnes oregonensis
Oregon Leaf Beetle
Tymnes oregonensis is a species of leaf beetle in the family Chrysomelidae, tribe Alticini. It is native to western North America. The species was originally described by Crotch in 1873 and has been historically treated under the genus Phyllotreta as a synonym. Available records indicate presence in the Canadian provinces of Alberta and Manitoba, with broader distribution across North America. Like other members of the Alticini, it possesses enlarged hind femora adapted for jumping.
Walterianella
Walterianella is a genus of flea beetles (Coleoptera: Chrysomelidae: Galerucinae: Alticini) in the subtribe Oedionychina. The genus contains more than 40 described species distributed in the Neotropical region. Recent taxonomic revisions have transferred several species from related genera into Walterianella, establishing new combinations. Larval stages have been described for at least one species, Walterianella bucki.
Xanthonia querci
Xanthonia querci is a species of flea beetle in the family Chrysomelidae, described in 2019. The species epithet "querci" indicates an association with oaks (Quercus). As a member of the tribe Alticini, it possesses the enlarged hind femora characteristic of flea beetles, enabling jumping locomotion. The genus Xanthonia contains multiple North American species, many of which are associated with woody host plants.
Yingabruxia apicalis
Yingabruxia apicalis is a species of flea beetle (Chrysomelidae: Galerucinae: Alticini) in the genus Yingabruxia. The genus Yingabruxia was established relatively recently in leaf beetle systematics. As a member of the Alticini, this species possesses the enlarged hind femora characteristic of flea beetles that enable jumping locomotion. No specific ecological or biological studies have been published on this species.