Cecidomyiidae
Guides
Caryomyia
Hickory Gall Midges
Caryomyia is a genus of gall midges in the family Cecidomyiidae, commonly known as the hickory gall midges. The genus contains at least 30 described species, most of which induce galls on hickory trees (Carya species). These small flies are specialized herbivores whose larvae develop within plant tissue, causing distinctive gall formations.
Caryomyia aggregata
Hickory Aggregate Gall Midge
Caryomyia aggregata is a species of gall midge in the family Cecidomyiidae, described by Gagné in 2008. The species induces distinctive aggregate galls on hickory trees (Carya species). As a member of the genus Caryomyia, it belongs to a group of insects specialized in manipulating plant tissue to form protective structures for their developing larvae. The common name "Hickory Aggregate Gall Midge" reflects both its host association and gall morphology.
Caryomyia arcuata
Hickory Sombrero Gall Midge
Caryomyia arcuata is a gall midge species in the family Cecidomyiidae, described by Gagné in 2008. It is known by the common name "Hickory Sombrero Gall Midge," referencing the distinctive gall structure it induces on hickory trees. As a member of the genus Caryomyia, this species is part of a group specialized in forming galls on Carya (hickory) species. The species has been documented through iNaturalist observations, indicating ongoing citizen science documentation of its occurrence.
Caryomyia asteris
Hickory Starburst Gall Midge
Caryomyia asteris is a gall midge species in the family Cecidomyiidae, described by Raymond Gagné in 2008. It is known by the common name "Hickory Starburst Gall Midge" and induces distinctive gall formations on hickory trees (Carya spp.). The species is part of a genus specialized in creating galls on hickory and pecan hosts.
Caryomyia biretta
Hickory Beret Gall Midge
Caryomyia biretta is a gall midge species in the family Cecidomyiidae, described by Gagné in 2008. It is commonly known as the Hickory Beret Gall Midge due to its association with hickory trees and the distinctive gall formations it induces. The species is part of a genus specialized in creating galls on Carya (hickory and pecan) species.
Caryomyia caryae
Hickory Sticky Globe Gall Midge
Caryomyia caryae is a gall midge in the family Cecidomyiidae that induces distinctive globular galls on hickory leaves. The species is one of several gall-forming insects associated with Carya species in eastern North America. Like other cecidomyiids, it manipulates host plant tissue development through chemical secretions to create protective structures for its larvae.
Caryomyia caryaecola
Hickory Onion Gall Midge
Caryomyia caryaecola, commonly known as the hickory onion gall midge, is a gall-inducing fly in the family Cecidomyiidae. The species is specialized on hickory trees (Carya species), forming distinctive galls on host foliage. As a member of the genus Caryomyia, it belongs to a radiation of gall midges associated with hickory and pecan.
Caryomyia cilidolium
Hickory Fuzzy Ginger Jar Gall Midge
Caryomyia cilidolium is a species of gall midge in the family Cecidomyiidae, described by Gagné in 2008. It induces distinctive galls on hickory trees (Carya species), specifically forming 'fuzzy ginger jar' shaped structures on leaves. The species is part of a genus specialized in creating galls on hickory foliage. It has been documented across eastern North America where its host trees occur.
Caryomyia conoidea
Caryomyia conoidea is a species of gall midge in the family Cecidomyiidae, described by Gagné in 2008. The genus Caryomyia comprises gall midges that induce galls on hickory trees (Carya spp.). As a member of this genus, C. conoidea is presumed to be associated with hickory hosts, though specific details about its biology remain limited in published literature. The species is documented in the iNaturalist database with 140 observations, indicating it is encountered with some frequency by naturalists.
Caryomyia cucurbitata
Hickory Pumpkin Gall Midge
Caryomyia cucurbitata is a gall midge in the family Cecidomyiidae, described by Gagné in 2008. The species is known to induce distinctive galls on hickory trees. As a member of the genus Caryomyia, it belongs to a group specialized on Carya species. The common name 'Hickory Pumpkin Gall Midge' refers to the characteristic gall morphology.
Caryomyia eumaris
Caryomyia eumaris is a gall midge species in the family Cecidomyiidae, described by Gagné in 2008. It belongs to a genus specialized in inducing galls on hickory and pecan trees (Carya species). Like other members of Caryomyia, this species is associated with nut-bearing Carya hosts. The species is documented in the southeastern United States based on iNaturalist observations.
Caryomyia flaticrustum
Hickory Puff Tart Gall Midge
Caryomyia flaticrustum is a gall midge species in the family Cecidomyiidae, described by Gagné in 2008. The species is known for inducing distinctive galls on hickory trees (Carya species). It is one of several Caryomyia species specialized on hickory hosts. The common name "Hickory Puff Tart Gall Midge" refers to the characteristic gall morphology produced on host leaves.
Caryomyia glauciglobus
Hickory Blue-powder Gall Midge
Caryomyia glauciglobus is a species of gall midge in the family Cecidomyiidae, described by Gagné in 2008. It is known for inducing distinctive blue-powder galls on hickory trees (Carya species). The species is part of the genus Caryomyia, which comprises gall midges specialized on Carya hosts.
Caryomyia hirtiglobus
Hickory Woody Globe Gall Midge
Caryomyia hirtiglobus is a gall midge in the family Cecidomyiidae, described by Gagné in 2008. The species induces woody, spherical galls on hickory trees (Carya spp.). It is one of several Caryomyia species associated with hickory, with its specific epithet 'hirtiglobus' referring to the hairy, globe-shaped galls it produces. The species has been documented in eastern North America where its host hickories occur.
Caryomyia inflata
Caryomyia inflata is a species of gall midge in the family Cecidomyiidae, described by Gagné in 2008. As a member of the genus Caryomyia, it is associated with hickory trees (Carya spp.), inducing characteristic galls on host plant tissue. The species is distinguished by its specific gall morphology and host association.
Caryomyia lenta
Hickory Popover Gall Midge
Caryomyia lenta is a gall midge species described by Gagné in 2008, known by the common name Hickory Popover Gall Midge. It belongs to the family Cecidomyiidae, a group of small flies whose larvae induce abnormal plant growths called galls. The species has been documented through iNaturalist observations, suggesting it is recognized by field observers, though detailed biological studies remain limited. As a member of the genus Caryomyia, it is associated with hickory trees (Carya species).
Caryomyia leviglobus
Caryomyia leviglobus is a gall midge species described by Gagné in 2008. It belongs to a genus whose members induce galls on hickory (Carya) and pecan trees. The species is known from observations primarily in eastern North America.
Caryomyia marginata
Caryomyia marginata is a species of gall midge in the family Cecidomyiidae, described by Gagné in 2008. The genus Caryomyia comprises gall midges that induce galls on hickory and pecan trees (Carya spp.). As a member of this genus, C. marginata is presumed to be associated with Carya host plants, though specific details of its biology remain limited in published literature.
Caryomyia persicoides
Hickory Peach-haired Gall Midge
Caryomyia persicoides, commonly known as the hickory peach-haired gall midge, is a species of gall midge in the family Cecidomyiidae. The species induces galls on hickory trees (Carya species). It was first described by Osten Sacken in 1862. The common name refers to the distinctive peach-colored hairs found on the gall structure.
Caryomyia purpurea
Hickory Purple Gumdrop Gall Midge
Caryomyia purpurea is a species of gall midge in the family Cecidomyiidae, described by Raymond Gagné in 2008. The species is known by the common name "Hickory Purple Gumdrop Gall Midge," indicating its association with hickory plants and the distinctive gall structures it induces. As a member of the genus Caryomyia, this species belongs to a group of gall midges specialized on Carya (hickory) species.
Caryomyia recurvata
Caryomyia recurvata is a species of gall midge in the family Cecidomyiidae, described by Gagné in 2008. The genus Caryomyia comprises gall-forming midges that induce galls on hickory trees (Carya spp.). As with other members of this genus, C. recurvata is associated with inducing distinct galls on host plants. The species is part of a taxonomic group specialized on Juglandaceae hosts.
Caryomyia sanguinolenta
Hickory Smooth Gumdrop Gall Midge
Caryomyia sanguinolenta is a gall midge species in the family Cecidomyiidae, commonly known as the hickory smooth gumdrop gall midge. The species induces distinctive galls on hickory trees. It was first described by Osten Sacken in 1862.
Caryomyia shmoo
Caryomyia shmoo is a species of gall midge in the family Cecidomyiidae, described by Gagné in 2008. Like other members of the genus Caryomyia, it is associated with hickory trees (Carya species), inducing distinctive galls on leaves. The species name references the Shmoo cartoon character, alluding to the gall's shape. It is one of approximately 20 described species in this genus, all of which are North American specialists on Carya.
Caryomyia spiniglobus
Hickory Spiny Ball Gall Midge
Caryomyia spiniglobus is a gall midge in the family Cecidomyiidae, described by Gagné in 2008. The common name "Hickory Spiny Ball Gall Midge" indicates its association with hickory trees and the distinctive gall structure it induces. As a member of the genus Caryomyia, this species belongs to a group specialized in forming galls on Carya (hickory and pecan) species. The species is relatively recently described with limited published ecological data.
Caryomyia stellata
Hickory Starry-base Gall Midge
Caryomyia stellata is a gall midge in the family Cecidomyiidae, described by Gagné in 2008. It induces distinctive galls on hickory trees (Carya spp.), specifically forming star-shaped structures at the base of leaf petioles or twigs. The species is part of a genus of gall midges specialized on hickory hosts. Like other cecidomyiids, it has a complete metamorphosis life cycle with larvae developing inside plant tissue.
Caryomyia subulata
Hickory Awl-shaped Gall Midge
A species of gall midge in the family Cecidomyiidae, described by Gagné in 2008. Known by the common name "Hickory Awl-shaped Gall Midge," this species induces distinctive galls on hickory trees. As a member of the genus Caryomyia, it belongs to a group specialized on Carya (hickory) hosts. The specific epithet "subulata" refers to the awl-shaped form of the gall it produces.
Caryomyia supina
Hickory Supine Squash Gall Midge
A gall midge in the family Cecidomyiidae that induces distinctive galls on hickory leaves. The species is associated with Carya species, particularly shagbark hickory (Carya ovata). Adults are small, delicate flies typical of the family. The specific epithet 'supina' refers to the supine (upward-facing) orientation of the gall structure.
Caryomyia tuberculata
Caryomyia tuberculata is a species of gall midge in the family Cecidomyiidae, described by Gagné in 2008. As a member of the genus Caryomyia, it belongs to a group of cecidomyiids associated with hickory and pecan trees (Carya species). The specific epithet "tuberculata" suggests tuberculate or wart-like features, though detailed morphological descriptions remain limited in available literature. Like other gall midges, this species likely induces gall formation on host plant tissues as part of its life cycle.
Caryomyia tuberidolium
Caryomyia tuberidolium is a species of gall midge in the family Cecidomyiidae, described by Gagné in 2008. It is known to induce galls on hickory trees (Carya species), forming distinct structures on the leaves. The species is part of a genus specialized on Carya hosts. It has been documented across the eastern United States where its host trees occur.
Caryomyia tubicola
Hickory Bullet Gall Midge
Caryomyia tubicola is a gall midge that induces distinctive bullet-shaped galls on hickory leaves. As a member of the family Cecidomyiidae, it has a complex life cycle involving both sexual and parthenogenetic generations. The species is primarily known from eastern North America, where it has been documented on Carya species.
Caryomyia turbanella
Caryomyia turbanella is a species of gall midge in the family Cecidomyiidae, described by Gagné in 2008. It belongs to a genus whose members are known for inducing galls on hickory and pecan trees (Carya spp.). The species name 'turbanella' refers to the distinctive turban-shaped galls it produces on host leaves.
Caryomyia urnula
Caryomyia urnula is a species of gall midge in the family Cecidomyiidae, described by Gagné in 2008. The genus Caryomyia comprises species that induce galls on hickory and pecan trees (Carya spp.). As a relatively recently described species, detailed biological information remains limited in published literature.
Caryomyia viscidolium
Hickory Sticky Ginger Jar Gall Midge
Caryomyia viscidolium is a gall midge species described by Gagné in 2008, known for inducing distinctive galls on hickory trees (Carya spp.). The common name "Hickory Sticky Ginger Jar Gall Midge" refers to the characteristic gall morphology—small, urn or ginger jar-shaped structures with a sticky surface. As a member of the Cecidomyiidae family, this species exemplifies the highly specialized plant-insect relationships typical of gall midges. The species has been documented through 341 iNaturalist observations, indicating moderate but growing awareness among naturalists.
Catocha
wood midges
Catocha is a genus of wood midges in the family Cecidomyiidae, established in 1833 by Irish entomologist Alexander Henry Haliday. The genus contains eleven described species distributed across the Holarctic region, with records from Europe and Asia. Species within this genus are associated with forested habitats, particularly decaying wood environments. Recent taxonomic work has expanded the known diversity, with several species described since 2000.
Catocha barberi
Catocha barberi is a species of gall midge in the family Cecidomyiidae, first described by E.P. Felt in 1913. The species belongs to the subfamily Lestremiinae and tribe Catochini. Very little published information exists regarding its biology, ecology, or distribution. The genus Catocha comprises small, delicate flies whose larvae are typically associated with fungal substrates or decaying organic matter.
Catotricha
Catotricha is a genus of non-biting midges (family Cecidomyiidae) established by British entomologist Frederick Wallace Edwards in 1938. The genus comprises five described species distributed in the Holarctic region. Catotricha is the type genus of the subfamily Catotrichinae.
Catotricha americana
Catotricha americana is a species of gall midge in the family Cecidomyiidae, described by American entomologist Ephraim Porter Felt in 1908. It is the type species of the genus Catotricha, a basal lineage within the gall midge family. The species has been confirmed to occur only in New Hampshire, and no observations of living specimens have been recorded in biodiversity databases. As a member of Cecidomyiidae, it likely forms galls on plant tissue, though specific host plants and gall morphology remain undocumented.
Cecidomyiinae
gall midges, gall gnats
Cecidomyiinae is the largest subfamily in Cecidomyiidae, comprising over 600 genera and more than 5,000 described species. The subfamily exhibits remarkable ecological diversity: approximately 75% of species are herbivorous, many inducing galls on plants, while others are fungivores, predators, or parasitoids. Gall-inducing species attack a wide diversity of host plants worldwide and represent the most ecologically diverse gall-inducing group of organisms. Members can be distinguished from other Cecidomyiidae by characters of the male genitalia, antennal segment number, and larval abdominal bristles.
Cecidomyiini
gall midges
Cecidomyiini is a tribe of gall midges within the subfamily Cecidomyiinae, family Cecidomyiidae. The tribe contains at least 220 described species. Members are known for inducing galls on diverse host plants, with some species serving as biological control agents for invasive plants. The tribe includes genera with varied life-history strategies, including gall inducers, inquilines, and species developing in plant tissues without distinct gall formation.
Celticecis
hackberry gall midges
Celticecis is a genus of gall midges in the family Cecidomyiidae, commonly known as hackberry gall midges. Species in this genus induce leaf galls on Celtis species (Ulmaceae), commonly called hackberries or sugarberries. The genus was described by Gagné in 1983. At least one species, Celticecis japonica, is known to serve as a host for parasitoid wasps in the genus Torymus.
Celticecis aciculata
Hackberry Aciculate Gall Midge
Celticecis aciculata is a gall midge species described by Gagné in 2013. It belongs to the family Cecidomyiidae, a group of small flies known for inducing plant galls. The common name "Hackberry Aciculate Gall Midge" indicates an association with hackberry (Celtis species) and suggests the formation of needle-like or acicular galls. The genus Celticecis comprises species that specifically target hackberry trees.
Celticecis acuminata
Hackberry Narrow-tipped Gall Midge
Celticecis acuminata is a gall midge species in the family Cecidomyiidae, described by Gagné in 2013. It belongs to the genus Celticecis, which comprises gall midges associated with hackberry trees (Celtis spp.). The species is known to induce distinct galls on its host plants. As a member of the gall midge subfamily Cecidomyiinae, it exhibits the typical life cycle of cecidomyiids, with larvae developing within plant tissue.
Celticecis capsularis
Hackberry Rosette Gall Midge
Celticecis capsularis, commonly known as the hackberry rosette gall midge, is a species of gall midge in the family Cecidomyiidae. It is known for inducing distinctive rosette-shaped galls on hackberry trees (Celtis species). The species was described by William H. Patton in 1897. As a gall midge, it represents one of numerous cecidomyiid species specialized in manipulating plant tissue to form protective structures for larval development.
Celticecis celtiphyllia
hackberry acorn gall midge
Celticecis celtiphyllia, commonly known as the hackberry acorn gall midge, is a gall-forming fly in the family Cecidomyiidae. This species induces distinctive galls on hackberry trees (Celtis species). The specific epithet 'celtiphyllia' references its association with Celtis foliage. It is one of several described species in the genus Celticecis, all of which appear to specialize on Celtis hosts.
Celticecis connata
Hackberry Aggregate Gall Midge
Celticecis connata is a gall midge (family Cecidomyiidae) described by Gagné in 2013. The species induces aggregate galls on hackberry (Celtis species). It belongs to a genus specialized on Celtis host plants. The species has been documented through iNaturalist observations, indicating established populations in areas where hackberry occurs.
Celticecis cornuata
Hackberry Horn Gall Midge
Celticecis cornuata is a gall midge in the family Cecidomyiidae that induces distinctive horn-shaped galls on hackberry trees (Celtis species). The species is named for the horn-like projections formed on host leaves. It is one of several Celticecis species specialized on Celtis hosts in North America. Adults are small, delicate flies typical of gall midges. The species has been documented across much of the eastern and central United States.
Celticecis globosa
Hackberry Globular Leaf Gall Midge
Celticecis globosa is a gall midge species in the family Cecidomyiidae, described by Gagné in 2013. The species induces distinctive globular leaf galls on hackberry trees (Celtis spp.). As a member of the genus Celticecis, it is part of a specialized radiation of gall midges associated with this host plant genus. The common name reflects both the gall morphology and host association.
Celticecis ovata
Hackberry Tenpin Gall Midge
Celticecis ovata is a gall midge species in the family Cecidomyiidae, described by Gagné in 2013. It induces distinctive galls on hackberry trees (Celtis spp.), specifically forming tenpin-shaped structures on leaves. The species is part of a genus specialized on Celtis hosts, with multiple Celticecis species known to produce morphologically distinct galls on the same host genus.
Celticecis oviformis
Hackberry Spherical Stem Gall Midge
Celticecis oviformis is a gall midge in the family Cecidomyiidae that induces distinctive spherical stem galls on hackberry trees (Celtis species). The species is native to North America and has been documented through gall formation rather than direct observation of the adult midge. The galls are among the most conspicuous and structurally complex of hackberry galls, often persisting on branches for multiple years. The midge completes its life cycle within these galls, with larvae developing inside the protective plant tissue.
Celticecis pubescens
Hackberry Pubescent Gall Midge
Celticecis pubescens, commonly known as the hackberry pubescent gall midge, is a species of gall midge in the family Cecidomyiidae. The species was first described by Patton in 1897. As a gall midge, it induces abnormal plant growths (galls) on its host plant. The genus Celticecis is associated with hackberry trees (Celtis species).