Delphacid
Guides
Achorotile curvata
Achorotile curvata is a species of planthopper in the family Delphacidae, described by R.H. Beamer in 1954. It is placed in the subgenus Achorotile (Criochora). The species is known from Arizona, representing a geographically restricted North American distribution. As with other delphacid planthoppers, it likely inhabits grassland or marsh vegetation where host grasses occur.
Aethodelphax alatus
Aethodelphax alatus is a planthopper species in the family Delphacidae, originally described by Beamer in 1948 as Delphacodes alatus and later transferred to the new genus Aethodelphax. The species occurs in the midwestern and southeastern United States, where it is associated with native grassland habitats. Like other delphacid planthoppers, it likely feeds on grasses, though specific host associations remain undocumented in available sources.
Aethodelphax prairianus
Aethodelphax prairianus is the type species of the genus Aethodelphax, a group of delphacid planthoppers erected to accommodate this species and seven species transferred from Delphacodes. It inhabits native grasslands in the midwestern United States. The species was described in 2011 based on morphological characteristics distinguishing it from congeneric species.
Aethodelphax sagittatus
Aethodelphax sagittatus is a species of planthopper in the family Delphacidae, originally described as Delphacodes sagittatus by Beamer in 1947 and later transferred to the new genus Aethodelphax in 2011. This small insect belongs to a group of delphacid planthoppers associated with native grasslands in the midwestern and southeastern United States. The species name 'sagittatus' refers to an arrow-like shape, likely describing a morphological feature of the species. Like other members of its genus, it inhabits prairie and grassland ecosystems.
Bakerella angulata
Bakerella angulata is a species of planthopper in the family Delphacidae, described by Beamer in 1950. It belongs to the genus Bakerella within the tribe Delphacini. The species has been recorded from Florida in North America. Like other delphacid planthoppers, it is likely associated with grass or sedge hosts, though specific host plant relationships remain undocumented in the available literature.
Bakerella bidens
Bostaera nasuta
Bostaera nasuta is a species of delphacid planthopper described by Ball in 1902. It belongs to the family Delphacidae, a group of small, sap-feeding insects characterized by a distinctive movable spur on the hind tibia. The species is known to occur in North America and has been documented at ultraviolet light traps, indicating nocturnal activity. It is one of relatively few species in the genus Bostaera.
Chionomus cultus
Chionomus cultus is a species of planthopper in the family Delphacidae, first described by Van Duzee in 1907. It belongs to a genus of small, delicate delphacid planthoppers found in North America. Members of this genus are associated with wetland and grassland habitats. The species is poorly documented in recent literature and has no confirmed observations in major biodiversity databases.
Criomorphus
Criomorphus is a genus of delphacid planthoppers in the family Delphacidae, established by Curtis in 1831. The genus comprises approximately 13 described species. Members are classified within the infraorder Fulgoromorpha, a group of true bugs characterized by their piercing-sucking mouthparts and often associated with grassland and wetland habitats.
Delphacodes
delphacid planthoppers
Delphacodes is a large genus of delphacid planthoppers comprising over 230 described species with worldwide distribution. Species in this genus are phloem-feeding herbivores primarily associated with grasses and cereal crops. Several species are economically significant as vectors of plant viruses affecting maize, wheat, and other gramineae, including Mal de Río Cuarto virus and maize rough dwarf virus. The genus exhibits wing dimorphism, with both brachypterous (short-winged) and macropterous (long-winged) forms occurring within populations.
Delphacodes acuministyla
Delphacodes acuministyla is a species of delphacid planthopper in the family Delphacidae, described by Dozier in 1926. It is a small, winged insect in the order Hemiptera, characterized by the family-specific trait of having a large, mobile spur on the hind tibia. The species is known from eastern and southeastern North America, with records from Alabama, Arkansas, Connecticut, Delaware, and Florida.
Delphacodes balli
Delphacodes balli is a species of delphacid planthopper in the family Delphacidae, described by Muir and Giffard in 1924. The species is found in North America, with confirmed records from Connecticut, North Carolina, and Ontario. As a member of the planthopper family Delphacidae, it belongs to a group of sap-feeding insects characterized by a distinctive movable spur on the hind tibia. Very little specific information has been published about the biology or ecology of this particular species.
Delphacodes trimaculata
Delphacodes trimaculata is a species of delphacid planthopper in the family Delphacidae, first described by Beamer in 1948. It is a small, sap-feeding insect belonging to the order Hemiptera, suborder Auchenorrhyncha. The species is found in North America, with distribution records from Arkansas, Connecticut, District of Columbia, Florida, and Illinois. As a member of the genus Delphacodes, it shares characteristics typical of this group of planthoppers, including a movable spur on the hind tibia.
Delphacodes truncata
Delphacodes truncata is a species of planthopper in the family Delphacidae, described by Beamer in 1948. It belongs to the genus Delphacodes, a group of small, delicate planthoppers commonly known as delphacids. The species name 'truncata' refers to a truncated or shortened feature, likely some aspect of the genitalia or wing structure as is common in this group's taxonomy. As a member of the Delphacidae, it is a phloem-feeding insect associated with grasses and sedges.
Elachodelphax coloradensis
Elachodelphax coloradensis is a species of planthopper in the family Delphacidae, first described by Beamer in 1952. It belongs to a genus of small delphacid planthoppers found in western North America. The species is known from California and Colorado, with records indicating presence in these two states. Like other delphacids, it likely inhabits grassland and wetland habitats where its host grasses grow.
Elachodelphax hochae
Elachodelphax hochae is a species of planthopper in the family Delphacidae, described by Wilson in 1992. It belongs to a genus of small delphacid planthoppers characterized by reduced wings and reduced flight capability. The species is known from western and northern Canada.
Elachodelphax indistinctus
Elachodelphax indistinctus is a small planthopper in the family Delphacidae, described by Crawford in 1914. The species is known from a limited number of records across the western Great Plains and Rocky Mountain regions of North America. Like other delphacids, it is presumed to feed on grasses, though specific host associations remain undocumented.
Elachodelphax paransera
Elachodelphax paransera is a species of planthopper in the family Delphacidae, first described by Beamer in 1948. It belongs to a genus of small, slender delphacids found in North America. The species has documented occurrence records across the northern United States and southern Canada. Like other delphacids, it is presumed to feed on grasses and sedges, though specific host associations remain unconfirmed. The species appears to be rarely encountered, with limited biological data available.
Isodelphax
Isodelphax is a genus of delphacid planthoppers in the family Delphacidae, established by Fennah in 1963. The genus contains at least two described species: Isodelphax basivitta (Van Duzee, 1909) and Isodelphax nigridorsum. Members of this genus are small, winged insects belonging to the true bug order Hemiptera. As delphacid planthoppers, they are characterized by a movable spur on the hind tibia, a diagnostic feature of the family Delphacidae.
Isodelphax nigridorsum
A small delphacid planthopper species described by Crawford in 1914. Known from limited records across northeastern and north-central North America. The species epithet "nigridorsum" refers to a dark or black dorsal surface. Like other delphacids, it possesses a distinctive movable spur on the hind tibia, a diagnostic feature of the family.
Javesella discolor
Javesella discolor is a species of planthopper in the family Delphacidae, a group of small, plant-feeding insects in the order Hemiptera. The species was described by Boheman in 1847. Records indicate presence in northern and central Asian regions including Alaska and parts of Russia. As a member of Delphacidae, it possesses the characteristic features of this family including a movable spur on the hind tibia. The species is documented in natural history collections and citizen science observations, though detailed biological studies appear limited.
Javesella pellucida
Javesella pellucida is a delphacid planthopper with a broad geographic distribution spanning Europe, Asia, Africa, and the Americas. It is documented as a pest of cultivated plants, with confirmed feeding associations on rice (Oryza sativa) and Italian ryegrass (Lolium multiflorum). The species exhibits wing dimorphism with distinct macropterous and brachypterous forms, and serves as a vector for multiple plant viruses including European wheat striate mosaic virus and Festuca leaf streak virus. Transovarial virus transmission has been demonstrated, with 85-96% of progeny from infected females becoming infective.
Kelisia
Kelisia is a genus of delphacid planthoppers established by Fieber in 1866. The genus contains more than 50 described species and is classified within the subfamily Kelisiinae of the family Delphacidae. Species in this genus are small, sap-feeding insects associated with grasses and sedges.
Kelisia axialis
Kelisia axialis is a small planthopper species in the family Delphacidae, described by Van Duzee in 1897. It belongs to the subfamily Kelisiinae and is one of numerous species in the genus Kelisia. The species has been documented in scattered localities across the northeastern and north-central United States.
Kelisia spinosa
Kelisia spinosa is a species of delphacid planthopper described by Beamer in 1945. It belongs to the family Delphacidae, a group of small planthoppers commonly associated with grasses and sedges. The species is known from scattered records in North America, with documented occurrences in the northern United States and southern Canada. Like other delphacids, it possesses a distinctive moveable spur on the hind tibia.
Kelisia torquata
Kelisia torquata is a species of planthopper in the family Delphacidae, described by Beamer in 1951. The species belongs to the subfamily Kelisiinae, a group of small delphacid planthoppers. Distribution records indicate presence in North America, with documented occurrences in Connecticut, Minnesota, North Carolina, and Saskatchewan. The genus Kelisia comprises grass-feeding planthoppers, though species-level ecological details for K. torquata remain poorly documented.
Kosswigianella analis
Kosswigianella analis is a species of delphacid planthopper in the family Delphacidae. It was described by Crawford in 1914. The species is known from North America. Like other delphacid planthoppers, it belongs to a group of small, sap-feeding insects associated with grasses and sedges.
Kosswigianella irrutilo
Kosswigianella irrutilo is a species of planthopper in the family Delphacidae, described by Hamilton in 2002. It is a small, slender insect with the characteristic morphology of delphacid planthoppers, including a prominent movable spur on the hind tibia. The species is known from Colorado in North America. Like other members of Delphacidae, it likely inhabits grassland and wetland habitats associated with its host plants.
Laccocera
Laccocera is a genus of delphacid planthoppers in the family Delphacidae, established by Van Duzee in 1897. The genus contains approximately 10 described species distributed primarily in North America. Members of this genus are small, jumping insects associated with grassy or wetland habitats. The genus name is feminine in gender.
Laccocera flava
Laccocera flava is a species of delphacid planthopper in the family Delphacidae, first described by Crawford in 1914. It belongs to a group of small, sap-feeding insects commonly associated with grasses and sedges. The species has been recorded in western North America.
Laccocera vanduzeei
Laccocera vanduzeei is a species of delphacid planthopper in the family Delphacidae. It was described by Penner in 1945 and is found in western North America. As a member of the Delphacidae, it belongs to a family of planthoppers characterized by a distinctive enlarged hind tibia with a large movable spur, an adaptation for jumping. The species is named in honor of the entomologist Edward P. Van Duzee.
Liburniella ornata
Ornate Planthopper
Liburniella ornata, commonly known as the Ornate Planthopper, is a small delphacid planthopper species found across much of North America. The species is documented in blacklight surveys and is active during late autumn, with observations extending into October and November. As a member of the family Delphacidae, it shares the characteristic morphology of planthoppers including a distinctive head shape and wing structure. The species has been recorded in diverse habitats ranging from urban yards to natural areas, attracted to artificial light sources at night.
Megamelanus
Megamelanus is a genus of delphacid planthoppers in the family Delphacidae, established by Ball in 1902. The genus contains at least one described species, Megamelanus bicolor. Members of this genus belong to the diverse group of true bugs that feed on plant sap using piercing-sucking mouthparts. Like other delphacids, they likely possess a distinctive large movable spur on the hind tibia, a characteristic feature of the family.
Megamelus
Water Hyacinth Planthopper (for M. scutellaris)
Megamelus is a genus of delphacid planthoppers in the family Delphacidae, comprising at least 30 described species. The genus is widely distributed and primarily associated with freshwater aquatic environments. Several species, particularly M. scutellaris, have been extensively studied as biological control agents for invasive aquatic weeds such as water hyacinth (Pontederia crassipes). The genus exhibits wing dimorphism influenced by population density and host plant quality. Recent phylogenetic studies have clarified interspecific relationships and supported the monophyly of the genus.
Megamelus longicornis
Megamelus longicornis is a species of planthopper in the family Delphacidae, first described by Dozier in 1922. It belongs to a genus of small, slender insects commonly known as delphacid planthoppers. The species has been documented in the southeastern United States, with records from Louisiana, Mississippi, and Texas.
Megamelus lunatus
Megamelus lunatus is a species of delphacid planthopper in the family Delphacidae, described by Beamer in 1955. The species is found in North America, with distribution records from British Columbia, Illinois, Kansas, New York, and Ontario. As a member of the Delphacidae, it belongs to a family known for their economic importance as pests of grasses and agricultural crops, particularly rice. The genus Megamelus contains species that are typically associated with wetland and aquatic habitats.
Megamelus metzaria
Megamelus metzaria is a species of delphacid planthopper in the family Delphacidae, described by Crawford in 1914. It is known from North America, with records from British Columbia, Illinois, Kansas, Manitoba, and Michigan. Like other delphacid planthoppers, it is likely associated with wetland or aquatic habitats, though specific ecological details remain poorly documented.
Metadelphax
Metadelphax is a genus of delphacid planthoppers in the family Delphacidae, established by Wagner in 1963. The genus contains at least five described species, including M. propinqua, which has been studied for its biology and wing polymorphism. Members are small sap-feeding insects with characteristic delphacid morphology.
Metadelphax propinqua
delphacid planthopper
Metadelphax propinqua is a species of delphacid planthopper in the family Delphacidae with a remarkably broad global distribution spanning six continents. It has been introduced to the Nearctic and Neotropical regions. Laboratory studies on a Turkish population maintained at 22°C documented an egg stage of 12 days, nymphal development of 19 days through five instars, and adult female longevity of 51 days, with fecundity averaging 1112 eggs per female. Adults exhibit wing dimorphism, occurring as macropters, brachypters, or intermediary forms.
Muirodelphax arvensis
Muirodelphax arvensis is a species of delphacid planthopper first described by Fitch in 1851. It belongs to the family Delphacidae, a group of small, sap-feeding insects commonly known as planthoppers. The species is recorded from North America, with distribution records from Alberta, Arizona, Arkansas, British Columbia, and California.
Neomegamelanus
Neomegamelanus is a genus of delphacid planthoppers established by McDermott in 1952. The genus comprises five described species distributed in North America. Members are associated with grassland and marsh habitats, with several species linked to Spartina cordgrass hosts.
Nothodelphax lineatipes
Nothodelphax lineatipes is a species of delphacid planthopper in the family Delphacidae. It was described by Van Duzee in 1897. The species is known to occur in North America, with distribution records from Alberta, Arizona, British Columbia, California, and Delaware.
Nothodelphax slossonae
Nothodelphax slossonae is a species of delphacid planthopper in the family Delphacidae. The species is distributed across the Caribbean, Central America, and North America. Like other members of the genus Nothodelphax, it belongs to a group of small planthoppers associated with grassland and wetland habitats. The species was described by Ball in 1903.
Nothodelphax venusta
Nothodelphax venusta is a species of planthopper in the family Delphacidae. It belongs to a group of small, sap-feeding insects commonly known as delphacid planthoppers. The species was described by Beamer in 1948. Like other delphacids, it possesses a characteristic spur on the hind tibia. Distribution records indicate presence in the southwestern United States and western Canada.
Obtusicranus bicarinus
Obtusicranus bicarinus is a species of planthopper in the family Delphacidae, described by Bartlett in 2006. It belongs to the subfamily Stenocraninae, a group of delphacid planthoppers characterized by relatively narrow heads and elongated bodies. The species is known from the southwestern United States, with records from Arizona, Colorado, and Utah. As with other Delphacidae, it is presumed to feed on monocotyledonous plants, though specific host associations remain undocumented.
Paraliburnia
Paraliburnia is a genus of delphacid planthoppers in the family Delphacidae, established by Jensen-Haarup in 1917. The genus contains seven described species distributed primarily in northern Europe. Members of this genus are small, slender insects that feed on plants and are part of the diverse assemblage of planthoppers within the Delphacidae family.
Paraliburnia kilmani
Paraliburnia kilmani is a species of delphacid planthopper in the family Delphacidae. It was described by Van Duzee in 1897. The species has been recorded from multiple provinces and states across North America.
Parkana
Parkana is a genus of planthoppers in the family Delphacidae, established by Beamer in 1950. As members of the Delphacidae, species in this genus are small, sap-feeding insects associated with grasses and sedges. The genus is classified within the tribe Delphacini, a diverse group of delphacid planthoppers.
Parkana alata
Parkana alata is a species of planthopper in the family Delphacidae, first described by Beamer in 1950. It belongs to a group of small, often overlooked insects that inhabit grassland and wetland ecosystems. The species has been documented across western North America from British Columbia to Arizona, suggesting adaptation to varied temperate and semi-arid conditions. As with many delphacid planthoppers, detailed biological information remains sparse due to their cryptic habits and the historical taxonomic challenges of this diverse family.
Penepissonotus bicolor
None known
Penepissonotus bicolor is a species of planthopper in the family Delphacidae, described by Beamer in 1950. It belongs to a genus of small, grass-feeding delphacids found in North America. The species is recorded from several eastern and central U.S. states. Like other delphacids, it is presumed to feed on grasses, though specific host plant associations have not been documented in the available literature.