Calaphidinae
Guides
Calaphidina
Calaphidina is a subtribe of aphids within the tribe Calaphidini and subfamily Calaphidinae, established by Oestlund in 1919. The group is currently treated as a synonym in modern taxonomic databases, indicating it has been merged with or subsumed under other taxonomic concepts. Members of this group are part of the diverse aphid fauna that feed on various host plants, though specific diagnostic features distinguishing this subtribe remain poorly documented in contemporary literature.
Calaphis
Dark-veined Birch Aphids
Calaphis is a genus of aphids in the family Aphididae, established by Benjamin Dann Walsh in 1862. Members are commonly known as Dark-veined Birch Aphids. The genus occurs in Eurasia and North America, with species associated primarily with birch (Betula) hosts. At least three species are recognized, including C. betulicola, C. flava, and C. manitobensis.
Calaphis betulaecolens
Common American Birch Aphid
Calaphis betulaecolens, known as the Common American Birch Aphid, is an aphid species in the family Aphididae. It is associated with birch trees (Betula species), as indicated by its specific epithet. The species was first described by Fitch in 1851 and is native to North America. It belongs to the subfamily Calaphidinae, a group specialized on woody hosts in the birch family.
Calaphis leonardi
Calaphis leonardi is an aphid species in the family Aphididae, subfamily Calaphidinae. The species was described by Quednau in 1971. Like other members of the genus Calaphis, it is likely associated with coniferous hosts, though specific host records for this species are not well documented in available literature.
Calaphis neobetulella
Blotched River Birch Aphid
Calaphis neobetulella is an aphid species described by Quednau in 1971, commonly known as the Blotched River Birch Aphid. It belongs to the genus Calaphis within the subfamily Calaphidinae. The species has been documented in very few iNaturalist observations, suggesting it may be uncommon, geographically restricted, or under-recorded. As a member of the Aphididae, it is a sap-feeding insect likely associated with birch host plants.
Callipterinella
Callipterinella is a genus of aphids in the family Aphididae, established by van der Goot in 1913. The genus contains three recognized species: C. calliptera, C. minutissima, and C. tuberculata. Species are distributed across Europe and North America. The genus belongs to the tribe Calaphidini within the subfamily Calaphidinae.
Euceraphis gillettei
American Alder Aphid
Euceraphis gillettei, commonly known as the American Alder Aphid, is a North American aphid species in the family Aphididae. It belongs to the genus Euceraphis, which comprises aphids associated with alder trees (Alnus spp.). The species was described by Davidson in 1915 and is distinguished from its congener Euceraphis punctipennis primarily by geographic distribution and host preferences.
Hannabura
Hannabura is a genus of aphids in the family Aphididae, tribe Calaphidini, established by Matsumura in 1917. The genus is placed within the subfamily Calaphidinae, a group of aphids often associated with woody host plants. As with many aphid genera, species-level taxonomy and biology of Hannabura remain incompletely documented in accessible literature.
Hannabura alnosa
Hannabura alnosa is a species of aphid in the family Aphididae, originally described as Calaphis alnosa by Pepper in 1950. It belongs to the subfamily Calaphidinae and tribe Calaphidini. The specific epithet "alnosa" suggests an association with alder (Alnus), though this relationship requires confirmation from primary sources.
Lachnochaitophorus
Lachnochaitophorus is a genus of aphids in the family Aphididae, tribe Myzocallidini. It was established by Granovsky in 1933. Members of this genus are small, sap-feeding insects that infest woody plants. The genus is poorly documented in scientific literature, with limited species-level information available.
Monaphis antennata
Solitary Birch Aphid
Monaphis antennata is an aphid species in the family Aphididae, commonly known as the Solitary Birch Aphid. It is a specialist feeder on birch trees (Betula spp.) and is distinguished from most other aphids by its solitary rather than colonial lifestyle. The species was described by Kaltenbach in 1843 and occurs across parts of Europe.
Monelliopsis
yellow pecan aphid
Monelliopsis is a genus of aphids (Hemiptera: Aphididae) in the subfamily Calaphidinae, established by Richards in 1965. The genus contains species that are specialized feeders on pecan (Carya illinoinensis), with Monelliopsis pecanis being the most economically significant species. These aphids are known as 'yellow pecan aphids' and are important pests of commercial pecan production in North America. They have piercing-sucking mouthparts and produce honeydew, which supports sooty mold growth. The genus is distinguished from the related Monellia by morphological and behavioral characteristics.
Myzocallis
Oak and Chestnut Aphids
Myzocallis is a genus of aphids (Aphididae) comprising over 40 species with diverse host associations. Species feed on woody plants including oaks (Quercus), chestnuts (Castanea), hazelnuts (Corylus), myrtle (Myrica), and milkweeds (Apocynaceae). The genus exhibits host-specificity at the species level, with some taxa restricted to single host genera. Several species are minor agricultural pests, particularly of hazelnut and chestnut. The genus has a cosmopolitan distribution with notable diversity in the Palearctic region.
Myzocallis asclepiadis
Common Milkweed Aphid
Myzocallis asclepiadis is an aphid species in the family Aphididae, first described by Monell in 1879. The species epithet 'asclepiadis' indicates a host association with milkweeds (Asclepias). Taxonomic placement has been debated, with some sources treating it under the genus Neomyzocallis. It is commonly known as the Common Milkweed Aphid and has been documented in citizen science observations.
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.
Myzocallis bella
Myzocallis bella is an aphid species in the family Aphididae, subfamily Calaphidinae, originally described by Walsh in 1863. The species has undergone taxonomic revision, with some sources listing it as a synonym of Lineomyzocallis bella, while others recognize it as valid under Myzocallis. As a member of the Myzocallidini tribe, it belongs to a group of aphids typically associated with woody host plants, particularly in the Fagaceae family.
Myzocallis meridionalis
Hamburger oak aphid
Myzocallis meridionalis is a species of aphid in the family Aphididae, first described by Granovsky in 1939. The species has been reclassified under the genus Lineomyzocallis in some taxonomic treatments, though it remains listed under Myzocallis in other sources. Commonly known as the Hamburger oak aphid, it is associated with oak trees (Quercus species). The species has been documented through 33 research-grade observations on iNaturalist as of the available data.
Myzocallis punctatus
Myzocallis punctatus is a species of aphid in the family Aphididae, currently treated as a synonym of Neomyzocallis asclepiadis. The specific epithet 'punctatus' refers to spotted or punctured appearance. As a member of the Calaphidinae subfamily and Myzocallidini tribe, it belongs to a group of aphids associated with woody host plants. The taxonomic status indicates this name is no longer accepted as valid, having been synonymized under a different genus.
Neosymydobius
American Oak-twig Aphids
Neosymydobius is a small genus of aphids comprising six described Nearctic species. All species are exclusively associated with oak trees (Quercus spp.), feeding on twigs and branches. The genus was established by Baker in 1920 and is classified within the subfamily Calaphidinae and tribe Myzocallidini.
Oestlundiella
Oestlundiella is a genus of aphids in the family Aphididae, subfamily Calaphidinae. The genus was established by Granovsky in 1930 and belongs to the tribe Calaphidini. It is part of the diverse aphid fauna associated with woody host plants. The genus remains poorly documented in public sources, with limited species-level information available.
Oestlundiella flava
Oestlundiella flava is a species of aphid in the family Aphididae, first described by Davidson in 1912. It belongs to the subfamily Calaphidinae and tribe Calaphidini. As with other aphids, it possesses piercing-sucking mouthparts adapted for feeding on plant sap. The specific epithet 'flava' (Latin for yellow) likely refers to its coloration. Available records indicate it is a rarely documented species with limited observational data.
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.
Panaphidini
Panaphidini is a tribe of aphids within the subfamily Calaphidinae, established by Oestlund in 1923. The tribe comprises approximately 50 genera divided into two subtribes: Myzocallidina and Panaphidina. Many genera are associated with woody host plants, particularly in the families Fagaceae, Betulaceae, and Salicaceae. The tribe includes economically significant pests such as species of Tinocallis and Monellia.
Protopterocallis
Protopterocallis is a genus of aphids in the family Aphididae, established by Richards in 1965. It belongs to the tribe Panaphidini within the subfamily Calaphidinae. The genus is poorly documented in scientific literature, with limited species descriptions and biological data available. Observations of this genus are rare, with only a handful of records in biodiversity databases.
Shivaphis
Shivaphis is a genus of aphids in the family Aphididae, subfamily Calaphidinae, described by Das in 1918. The genus includes species associated with trees in the family Cannabaceae, particularly Celtis (hackberries) and Pteroceltis. The most widely documented species, S. celti, is known as the Asian woolly hackberry aphid and has been introduced to North America. Species in this genus are characterized by their woolly wax secretions and specific host associations with woody plants.
Shivaphis celti
Asian Woolly Hackberry Aphid
Shivaphis celti is an invasive aphid species native to Asia that has established populations in North America. It is a specialist herbivore that feeds exclusively on hackberry trees (Celtis spp.), causing distinctive woolly or waxy secretions on leaves and branches. The species has been documented across much of the continental United States and is considered a nuisance pest in urban areas where hackberry is planted as an ornamental.
Therioaphis
Therioaphis is a genus of aphids in the family Aphididae comprising more than 20 described species. The genus includes significant agricultural pests, notably the spotted alfalfa aphid (Therioaphis maculata, also treated as T. trifolii forma maculata) and the yellow clover aphid (Therioaphis trifolii), which infest alfalfa, clovers, and related legumes. These species have been extensively studied for biological control, host plant resistance, and their role as vectors of plant pathogens including alfalfa mosaic virus.
Tinocallis
elm aphids, crapemyrtle aphids
Tinocallis is a small genus of aphids in the subfamily Calaphidinae, comprising eight described species. Most species are associated with Ulmaceae (elm family), though one notable exception, T. kahawaluokalani (the crapemyrtle aphid), is a specialist pest of Lagerstroemia indica. Species exhibit holocyclic life cycles with both parthenogenetic summer generations and sexual autumn generations producing overwintering eggs. Several species are economically significant as pests of ornamental trees in urban landscapes.
Tinocallis takachihoensis
Japanese elm aphid
Tinocallis takachihoensis is an aphid species in the family Aphididae, originally described from Japan in 1972. It is closely related to the well-studied crapemyrtle aphid (Tinocallis kahawaluokalani), a specialist pest of crape myrtle trees in the southeastern United States. The species has been recorded in Belgium and the Azores (São Miguel), suggesting some capacity for dispersal or human-mediated introduction. Like other members of the genus Tinocallis, it is likely a specialist herbivore feeding on phloem sap of its host plants.
Tinocallis ulmiparvifoliae
elm aphid
Tinocallis ulmiparvifoliae is a small aphid species in the family Aphididae, originally described by Matsumura in 1919. It belongs to the genus Tinocallis, a group of eight species primarily associated with Ulmaceae (elm family). The species is a specialist herbivore feeding on elm foliage. It has been recorded from Europe (Spain, Italy, Great Britain) and the United States.
Tuberculatus pallidus
pale oak aphid
Tuberculatus pallidus is a species of aphid in the family Aphididae, described by Davidson in 1919. It belongs to the genus Tuberculatus, which comprises aphids primarily associated with oak trees (Quercus spp.). The species name "pallidus" refers to its pale coloration. Like other members of its genus, it is likely a specialist feeder on oak foliage, though specific biological details remain poorly documented in accessible literature.