Aphididae
Guides
Amphorophora
Berry Aphids
Amphorophora is a genus of aphids in the family Aphididae, established by George Bowdler Buckton in 1876. The genus contains approximately 27 species, predominantly distributed in the Nearctic region with presence in Eurasia and North America. Species within this genus are significant agricultural pests of Rubus crops, particularly raspberries and blackberries. Several species, including A. idaei and A. agathonica, are major vectors of plant viruses affecting commercial berry production.
Aphis cephalanthi
Buttonbush aphid
Aphis cephalanthi is a species of aphid in the family Aphididae, described by Thomas in 1878. The common name "Buttonbush aphid" reflects its association with its host plant, buttonbush (Cephalanthus species). Like other aphids in the genus Aphis, it is a sap-feeding insect with a typical aphid life cycle involving parthenogenetic reproduction during favorable conditions. The species is recognized in major taxonomic databases including GBIF, Catalogue of Life, and NCBI, though detailed biological studies appear limited in the available literature.
Aphis craccae
Tufted Vetch Aphid
Aphis craccae, commonly known as the Tufted Vetch Aphid, is an aphid species in the family Aphididae. It is associated with leguminous host plants, particularly vetch species (Vicia spp.). The species was first described by Linnaeus in 1758. Observations indicate it occurs in parts of Europe including Belgium, Denmark, and Norway.
Aphis forbesi
Strawberry Root Aphid
Aphis forbesi is an aphid species in the family Aphididae, first described by Weed in 1889. It is commonly known as the strawberry root aphid, indicating an association with strawberry plants (Fragaria spp.). The species has been recorded in Serbia based on distribution data. Like other aphids in the genus Aphis, it likely possesses piercing-sucking mouthparts and may exhibit complex life cycles involving host alternation or monoecy, though specific biological details remain poorly documented in available sources.
Aphis hederae
Aphis hederae is an aphid species first described by Kaltenbach in 1843. It is currently listed as an accepted species in major taxonomic databases, though some sources note it as an ambiguous synonym. The species is recorded from the Azores archipelago (Faial, Flores, São Jorge, São Miguel, and Santa Maria islands). As a member of the genus Aphis, it shares the family's characteristic sap-feeding biology on host plants.
Aphis intybi
Aphis intybi is a species of aphid in the family Aphididae, first described by Koch in 1855. It belongs to the large genus Aphis, which contains numerous economically important plant-feeding species. Distribution records indicate presence in Denmark, Norway, and Sweden. The species epithet 'intybi' suggests an association with Cichorium intybus (chicory), though specific host plant relationships have not been well documented in available literature.
Aphis pawneepae
Aphis pawneepae is a species of aphid in the family Aphididae, described by Hottes in 1934. The species is currently accepted in taxonomic databases, though some sources list it as a synonym. Very little is known about its biology, ecology, or distribution. Records indicate it has been observed at least 18 times on iNaturalist, but detailed studies of its morphology, host associations, and life history appear to be lacking in the available literature.
Aphis spiraecola
Spirea aphid, green citrus aphid, apple aphid
Aphis spiraecola is a polyphagous aphid species described by Edith Marion Patch in 1914. It is a significant agricultural pest of citrus, apples, and numerous ornamental plants across temperate and tropical regions worldwide. The species exhibits remarkable host flexibility, colonizing over 65 plant genera across more than 20 families. It reproduces primarily through parthenogenesis across most of its range, with holocyclic populations producing sexual morphs on primary hosts Spiraea and Citrus. The species has displaced native Aphis pomi in some regions and is considered invasive in many areas where it has been introduced.
Aphis spiraephila
Aphis spiraephila is an aphid species in the family Aphididae, described by Edith Marion Patch in 1914. The specific epithet "spiraephila" suggests an association with Spiraea, a genus of flowering shrubs in the rose family. The species is recorded from Ukraine in distribution databases, though detailed biological information appears limited in available sources. Like other members of genus Aphis, it likely exhibits typical aphid morphology including soft bodies, piercing-sucking mouthparts, and cornicles on the abdomen.
Aphis urticata
dark green nettle aphid
Aphis urticata, commonly known as the dark green nettle aphid, is a species of aphid in the family Aphididae. It is associated with nettle plants (Urtica species), as suggested by its specific epithet. The species has been recorded in parts of Europe including Belgium and the Azores (São Miguel). Like other aphids, it likely feeds on plant phloem sap.
Aphis viburniphila
American Viburnum Aphid
Aphis viburniphila, the American Viburnum Aphid, is a species of aphid described by Edith Marion Patch in 1917. The species epithet 'viburniphila' indicates its association with Viburnum host plants. As a member of the genus Aphis, it shares the typical aphid body plan with piercing-sucking mouthparts adapted for phloem feeding. The species has been documented through 88 observations on iNaturalist.
Atheroides
Atheroides is a genus of aphids in the family Aphididae, subfamily Chaitophorinae, tribe Siphini. The genus contains at least two described species: Atheroides brevicornis and Atheroides doncasteri. These aphids are found in Europe and North America.
Brachyunguis
Brachyunguis is a genus of aphids in the family Aphididae, established by Das in 1918. It belongs to the tribe Aphidini within the subfamily Aphidinae. The genus contains relatively few described species and has been documented from limited geographic regions.
Cedoaphis
Cedoaphis is a genus of aphids in the family Aphididae, tribe Macrosiphini. It was established by Oestlund in 1923. The genus is part of the diverse Macrosiphini, one of the largest tribes of aphids, whose members are generally characterized by long siphunculi and association with herbaceous host plants.
Chaetosiphon thomasi
American Hairy Rose Aphid
Chaetosiphon thomasi is an aphid species in the family Aphididae, commonly known as the American Hairy Rose Aphid. It was described by Hille Ris Lambers in 1953. The species belongs to a genus associated with feeding on Rosaceae plants, particularly roses and strawberries.
Drepanaphis carolinensis
Drepanaphis carolinensis is a species of aphid in the family Aphididae, subfamily Drepanosiphinae. It was described by Smith in 1941. The genus Drepanaphis is characterized by distinctive morphological features including a sickle-shaped cauda, from which the genus name derives. Like other aphids in this genus, D. carolinensis is likely associated with maple trees (Acer spp.) as host plants, though specific host records for this species are limited. The species name 'carolinensis' suggests a connection to the Carolinas region of the United States.
Drepanaphis monelli
Drepanaphis monelli is a species of aphid in the family Aphididae, originally described by Davis in 1909 under the basionym Phymatosiphum monelli. It belongs to the genus Drepanaphis, a group of aphids within the subfamily Drepanosiphinae. The species has been documented in at least two observations on iNaturalist. As with other members of its genus, it is likely associated with specific host plants, though detailed ecological studies remain limited.
Eriosoma americanum
Woolly Elm Aphid
Eriosoma americanum, commonly known as the woolly elm aphid, is a North American aphid species that alternates between two host plants: American elm (Ulmus americana) and Saskatoon (Amelanchier alnifolia). The species produces distinctive woolly or cottony wax secretions that give it its common name. Heavy infestations on American elm cause leaf curling and produce visible dark patches and cottony masses. Like other aphids, it excretes honeydew while feeding on plant sap.
Eulachnus rileyi
pine needle aphid
Eulachnus rileyi is a pine needle aphid native to North America that has become established in pine plantations across Africa, South America, and Europe. It feeds on phloem sap of pine needles, showing preference for 3-4 year old foliage. Populations exhibit bimodal peaks in spring and autumn, with crashes during heavy rainfall periods. The species reproduces parthenogenetically, producing both winged dispersal forms and wingless forms. It is considered a significant pest in commercial pine plantations, where dense infestations can cause needle yellowing, reduced growth, and tree stress.
Hormaphis
witch hazel aphids, palm aphids
Hormaphis is a genus of gall-forming aphids in the family Aphididae, containing at least three described species distributed mainly in eastern North America. The genus includes the witch hazel cone gall aphid (H. hamamelidis), which induces distinctive cone-shaped galls on witch hazel (Hamamelis virginiana). Species in this genus exhibit complex host plant manipulation, including alteration of host phenolic metabolism to create favorable gall environments. The life cycle involves a bet-hedging strategy where eggs hatch before host budbreak to ensure gall formation opportunities.
Hyalomyzus eriobotryae
Hyalomyzus eriobotryae is an aphid species in the family Aphididae, described by Tissot in 1935. The species is associated with loquat (Eriobotrya japonica), as indicated by its specific epithet. It belongs to the tribe Macrosiphini, a group of aphids often characterized by long siphunculi. Published records of this species are limited, and detailed biological studies appear sparse in the accessible literature.
Illinoia maxima
Green-striped Thimbleberry Aphid
Illinoia maxima is a species of aphid in the family Aphididae, commonly known as the Green-striped Thimbleberry Aphid. It belongs to the genus Illinoia, a group of aphids associated with various host plants. Information about this species is limited, with only seven observations documented on iNaturalist. The specific epithet 'maxima' suggests relatively large size compared to congeners, though this has not been formally verified.
Illinoia morrisoni
Sequoia Aphid
Illinoia morrisoni is an aphid species in the family Aphididae, first described by Swain in 1918. The species is commonly known as the Sequoia Aphid. It has been recorded from Chile across multiple regions, with additional distribution records from Belgium (doubtful) and France. The species belongs to the genus Illinoia, which comprises aphids primarily associated with coniferous hosts.
Macrosiphum kiowanepus
Macrosiphum kiowanepus is a species of aphid in the family Aphididae. It belongs to the genus Macrosiphum, a large group of aphids commonly known as potato aphids or rose aphids. The species is known from a single observation record, indicating it is likely rare or poorly documented.
Macrosiphum pseudocoryli
American Hophornbeam Aphid
Macrosiphum pseudocoryli is an aphid species in the family Aphididae, described by Patch in 1919. It is commonly known as the American Hophornbeam Aphid, indicating a likely association with hophornbeam (Ostrya species) as a host plant. The species belongs to the large genus Macrosiphum, which contains numerous aphid species associated with various woody and herbaceous plants.
Macrosiphum violae
Macrosiphum violae is a species of aphid in the family Aphididae, described by Jensen in 2000. As a member of the genus Macrosiphum, it belongs to a group of aphids characterized by long siphunculi and typically associated with herbaceous host plants. The specific epithet "violae" suggests a potential association with Viola species (violets), though this host relationship has not been explicitly documented in the provided sources. The species is recognized as valid in GBIF and listed as a synonym in the Catalogue of Life.
Melanaphis bambusae
Waxy Bamboo Aphid
Melanaphis bambusae is a bamboo-feeding aphid species in the family Aphididae, commonly known as the Waxy Bamboo Aphid. It is a documented pest of bamboo forests with economic and ecological significance, particularly in regions where bamboo cultivation occurs. The species has been studied for its microbiome interactions with entomopathogenic fungi, specifically Conidiobolus obscurus, which causes natural population mortality. Research indicates that infection by this fungus and starvation stress both significantly alter the aphid's bacterial and fungal community composition.
Melanaphis donacis
Giant Reed Aphid
Melanaphis donacis, commonly known as the Giant Reed Aphid, is an aphid species in the family Aphididae. The species was first described by Passerini in 1861 under the basionym Aphis donacis. It is part of the genus Melanaphis, which includes other economically significant aphid species such as the sugarcane aphid (M. sacchari). Records indicate presence on several islands of the Azores archipelago.
Melanocallis
Melanocallis is a genus of aphids (Aphididae: Calaphidinae) established by Oestlund in 1923. The genus includes species associated with pecan (Carya illinoinensis) and related hickories. Melanocallis caryaefoliae, the black pecan aphid, is the best-known species and a documented pest of commercial pecan orchards.
Melanocallis caryaefoliae
Black Pecan Aphid
Melanocallis caryaefoliae, commonly known as the black pecan aphid, is a specialized pest of pecan trees (Carya illinoinensis). Among aphid species attacking pecans, it produces the most severe foliar symptoms and achieves the highest mean density on susceptible cultivars. While feeding, it injects a toxin that causes bright yellow lesions between leaf veins, which subsequently turn brown and die. Premature defoliation from heavy infestations reduces nut fill and can diminish the following year's production. Unlike yellow pecan aphids, M. caryaefoliae is considered more destructive even at low densities, with economic thresholds as low as three aphids per compound leaf.
Myzocallis atropunctata
Myzocallis atropunctata is a species of aphid in the family Aphididae, described by Quednau in 1997. It belongs to the genus Myzocallis, which comprises small, often brightly colored aphids associated with trees and shrubs. Species in this genus are typically found on Fagaceae hosts, particularly oaks (Quercus spp.). The specific epithet 'atropunctata' refers to dark punctate markings. As a member of the Calaphidinae subfamily, it shares characteristics with other oak-feeding aphids including specialized mouthparts for phloem feeding and complex life cycles often involving host alternation or anholocyclic development on evergreen oaks.
Nasonovia aquilegiae
Dark-spot Columbine Aphid
Nasonovia aquilegiae is an aphid species in the family Aphididae, described by Essig in 1917. It is commonly known as the Dark-spot Columbine Aphid, indicating an association with columbine plants (Aquilegia). The species belongs to the genus Nasonovia, which includes several economically significant agricultural pests.
Ovatus
Ovatus is a genus of aphids in the family Aphididae, currently treated as a synonym of Ovatomyzus. The genus was historically recognized for species associated with various host plants, though modern taxonomic revisions have consolidated many of these into Ovatomyzus. Records indicate distribution in parts of Europe including Denmark, Norway, and Sweden.
Panaphidina
Panaphidina is a subtribe within the aphid tribe Panaphidini, family Aphididae. It was established by Oestlund in 1923 and is currently treated as a synonym in modern taxonomic databases. The subtribe encompasses certain aphid genera historically grouped together based on morphological similarities. Members belong to the subfamily Calaphidinae, a diverse group of aphids found primarily in the Northern Hemisphere.
Pemphigus longicornis
Pemphigus monophagus
Pemphigus monophagus is a root-feeding aphid in the family Aphididae, described by Maxson in 1934. It belongs to the genus Pemphigus, which comprises aphids that typically form galls or inhabit root systems of host plants. Like other Pemphigus species, it is frequently misidentified in agricultural contexts and has been confused with other root-infesting aphids in online discussions.
Pemphigus tartareus
Pemphigus tartareus is a North American aphid species in the family Aphididae, described by Hottes and Frison in 1931. It belongs to the genus Pemphigus, which comprises root-feeding aphids often associated with gall formation or subterranean development on host plants. The species has been historically confused with other root-infesting aphids in agricultural and horticultural contexts, particularly in discussions of "root aphid" pests.
Pleotrichophorus
Pleotrichophorus is a genus of aphids in the family Aphididae, tribe Macrosiphini, established by Börner in 1930. The genus contains species distributed across Europe, Southeastern Asia, and North America. P. glandulosus, described from Germany, serves as the type species. Molecular phylogenetic analyses place Pleotrichophorus within Macrosiphini sensu stricto.
Protaphis
Protaphis is a genus of aphids in the family Aphididae, established by Börner in 1952. The genus includes species that are agricultural pests, with at least one species (Protaphis middletonii) known to infest millets. Records indicate presence in parts of Europe.
Purshivora media
Purshivora media is a species of aphid in the family Aphididae. It is a specialist feeder associated with plants in the genus Purshia, commonly known as bitterbrush or cliffrose. The species is native to western North America where its host plants occur in arid and semi-arid shrubland habitats. Like other aphids, it reproduces parthenogenetically during favorable conditions.
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Cherry-Grass Aphids
Rhopalosiphum is a genus of aphids in the family Aphididae comprising approximately 16-17 species worldwide. Species within this genus are significant agricultural pests, feeding on phloem of host plants and causing direct damage to crops. Several species, notably Rhopalosiphum padi (bird cherry-oat aphid) and Rhopalosiphum maidis (corn leaf aphid), are important vectors of plant viruses including barley yellow dwarf virus and maize dwarf mosaic virus. The genus exhibits typical aphid characteristics including polymorphism with both winged and wingless forms, and parthenogenetic reproduction in favorable conditions.
Rhopalosiphum enigmae
cattail aphid
Rhopalosiphum enigmae is a cattail aphid species in the family Aphididae, first described by Hottes and Frison in 1931. Recent taxonomic work has clarified its classification, including a new synonymy. The species is associated with cattail habitats and has documented relationships with ants and parasitoid wasps, though specific details of these associations remain limited in available literature.
Rhopalosiphum maidis
Corn Leaf Aphid, Corn Aphid
Rhopalosiphum maidis is a globally distributed aphid species and the most economically damaging aphid pest of maize (Zea mays), particularly in tropical and warmer temperate regions. It feeds on phloem sap and causes direct damage through photoassimilate removal. Dense populations can deposit large amounts of honeydew on maize tassels, preventing pollen shed and reducing yield by up to 90%. The species transmits several destructive plant viruses including Maize yellow dwarf virus, Barley yellow dwarf virus, Sugarcane mosaic virus, and Cucumber mosaic virus. Most populations reproduce parthenogenetically (anholocyclic), though sexual reproduction has been reported in Pakistan and Korea with Prunus species as primary hosts.
Sanbornia
Sanbornia is a genus of aphids in the family Aphididae, established by Baker in 1920. The genus belongs to the tribe Aphidini within the subfamily Aphidinae. As a member of the Sternorrhyncha, species in this genus possess piercing-sucking mouthparts adapted for feeding on plant phloem. The genus is recognized in major taxonomic databases including Catalogue of Life, GBIF, and NCBI Taxonomy.
Therioaphis riehmi
Sweetclover Aphid
Therioaphis riehmi is an aphid species in the family Aphididae, commonly known as the Sweetclover Aphid. It belongs to a genus containing economically significant agricultural pests, including the spotted alfalfa aphid. The species has been documented in parts of Europe including Belgium, Denmark, Norway, and Sweden.
Uroleucon adenocaulonae
Uroleucon adenocaulonae is a species of aphid in the family Aphididae, described by Essig in 1936. As a member of the genus Uroleucon, it shares characteristics with other large aphids that feed on plants in the Asteraceae family. The specific epithet suggests an association with Adenocaulon, a genus of plants commonly known as trailplant. Like other Uroleucon species, it likely exhibits parthenogenetic reproduction during favorable seasons.
Uroleucon erigeronense
Large fleabane daisy aphid
Uroleucon erigeronense is a species of aphid in the family Aphididae, first described by Thomas in 1878. It feeds primarily on plants in the Asteraceae family, with a particular association with Erigeron (fleabane) species. The species exhibits flexible reproductive strategies: holocyclic in northern climates, producing sexual forms in autumn, and anholocyclic in warmer regions. It shows seasonal host-shifting behavior, moving between overwintering perennial hosts and blooming annuals. Native to North America, it has been introduced to Europe, Australia, and Korea.
Uroleucon taraxaci
Bronze-brown Dandelion Aphid
Uroleucon taraxaci is a species of aphid in the family Aphididae, commonly known as the Bronze-brown Dandelion Aphid. As a member of the genus Uroleucon, it shares characteristics with related species that exhibit parthenogenetic reproduction during spring and summer, forming all-female colonies. The species is associated with plants in the Asteraceae family, particularly dandelion (Taraxacum). Like other Uroleucon aphids, it produces honeydew that attracts predators and parasitoids. The species has been documented across parts of Europe and Asia.
Uroleucon tuataiae
Uroleucon tuataiae is a species of aphid in the family Aphididae, first described by Olive in 1963. It belongs to the large genus Uroleucon, which contains numerous species associated with plants in the Asteraceae family. Like other members of this genus, it is presumed to be a phloem-feeding insect that reproduces parthenogenetically during favorable seasons. The species is recognized as valid in major taxonomic databases including GBIF and the Catalogue of Life.
Vesiculaphis caricis
Vesicular Azalea-Sedge Aphid
Vesiculaphis caricis is a species of aphid in the family Aphididae, first described by Fullaway in 1910. Originally placed in the genus Toxoptera, it is now classified in the genus Vesiculaphis. The species has a known distribution in Hawaii and the continental United States.