Leafhopper
Guides
Norvellina rostrata
Norvellina rostrata is a leafhopper species in the family Cicadellidae, described by Lindsay in 1938. It belongs to the tribe Platymetopiini within the subfamily Deltocephalinae. Leafhoppers in this genus are true bugs with piercing-sucking mouthparts used to feed on plant sap. The species has been recorded from California based on available distribution data.
Norvellina rubida
Norvellina rubida is a species of leafhopper in the family Cicadellidae, described by Ball in 1916. Originally placed in the genus Eutettix, it was later transferred to Norvellina. The genus Norvellina belongs to the tribe Platymetopiini within the subfamily Deltocephalinae. Leafhoppers in this genus are small, plant-feeding insects with piercing-sucking mouthparts. Very little species-specific information has been published for N. rubida.
Norvellina scabra
A small leafhopper in the family Cicadellidae, described from the United States in 1898. Records indicate presence in Iowa. Like other members of genus Norvellina, it possesses piercing-sucking mouthparts for feeding on plant sap. The genus is known for colorful species that can be mistaken for moths due to their small size and patterning.
Norvellina seminuda
Norvellina seminuda is a leafhopper species in the family Cicadellidae, tribe Platymetopiini. First described by Thomas Say in 1830, this small true bug is part of the diverse leafhopper fauna of North America. Like other members of its genus, it likely feeds on plant sap using piercing-sucking mouthparts. The species is documented from multiple states in the eastern and midwestern United States.
Norvellina snowi
Norvellina snowi is a species of leafhopper in the family Cicadellidae, first described by Ball in 1907. It belongs to the tribe Platymetopiini within the subfamily Deltocephalinae. The species has been documented in Arizona, where it has been observed on goldenrod and Mexican locust. Like other leafhoppers, it possesses piercing-sucking mouthparts used to feed on plant sap.
Norvellina texana
Norvellina texana is a species of leafhopper in the family Cicadellidae, described by Ball in 1907. The specific epithet 'texana' indicates its association with Texas, which is also its documented geographic range. As a member of the tribe Platymetopiini, it belongs to a group of leafhoppers characterized by particular morphological features of the head and wing venation. Like other cicadellids, it possesses piercing-sucking mouthparts adapted for feeding on plant vascular fluids.
Nurenus snowi
Nurenus snowi is a leafhopper species in the family Cicadellidae, originally described as Idiodonus snowi by Ball in 1937. Records indicate occurrence in Arizona, though detailed biological information remains limited. The species belongs to a genus of modest diversity within the tribe Platymetopiini.
Ollarianus
Ollarianus is a genus of leafhoppers in the family Cicadellidae, subfamily Deltocephalinae, tribe Platymetopiini. The genus was established by Ball in 1936. The best-documented species, Ollarianus balli, is a rare leafhopper in Jamaica and a known vector of disease-associated mycoplasma-like organisms affecting plants. Members of this genus are associated with leguminous host plants.
Oncometopia
sharpshooters
Oncometopia is a genus of sharpshooters (leafhoppers in the family Cicadellidae) found in North and South America, erected by Carl Stål in 1869. Species range from 9.4 to 15.0 mm in length and are characterized by distinctive morphological features including a moderately produced head, coriaceous forewings with apical membranes, and specialized hindleg tarsomere proportions. Several species are economically important as vectors of plant pathogens, particularly Xylella fastidiosa, which causes diseases such as phony peach disease and citrus variegated chlorosis.
Oncometopia alpha
Oncometopia alpha is a species of sharpshooter leafhopper in the family Cicadellidae, first described by Fowler in 1899. It belongs to the tribe Proconiini, a group known for their powerful jumping ability and xylem-feeding habits. The species has been recorded from multiple U.S. states including Florida, Georgia, Arizona, and Massachusetts, as well as from Durango, Mexico, suggesting a broad but patchy distribution across North America.
Oncometopia hamiltoni
Oncometopia hamiltoni is a species of sharpshooter leafhopper in the family Cicadellidae, described by Rakitov in 2016. It belongs to the tribe Proconiini, a group of large, active leafhoppers known for their xylem-feeding habits and distinctive "raining" behavior caused by forceful excretion of excess fluid. The species is part of a genus containing several economically significant sharpshooters that have been studied for their role in plant disease transmission and their interactions with egg parasitoids.
Oncometopia nigricans
Black-winged Sharpshooter
Oncometopia nigricans, commonly known as the Black-winged Sharpshooter, is a leafhopper species in the family Cicadellidae, tribe Proconiini. It is a suspected vector of lethal yellowing disease of coconut palms, a devastating phytoplasma disease affecting coconut production. The species has been documented in Florida and Brazil (Bahia), with studies focusing on its molting patterns and longevity across various host plants.
Oncometopia orbona
Broad-headed Sharpshooter
Oncometopia orbona, commonly known as the broad-headed sharpshooter, is a large leafhopper in the family Cicadellidae. It feeds on xylem sap from plants, processing large volumes of nutrient-poor fluid and excreting the excess as honeydew—a behavior that creates the phenomenon of 'raining trees.' The species possesses distinctive white chalky brochosomes on its sides, used to powder egg-laying sites. It is a strong flier with excellent eyesight and serves as a host for egg parasitoids in the family Mymaridae.
Oncopsis
Oncopsis is a genus of leafhoppers in the family Cicadellidae, subfamily Macropsinae. The genus is characterized by pronotal striations that run parallel to the hind margin. Species occur across the Holarctic region, with documented diversity in Europe, Asia, and North America. Many species exhibit strong host plant specificity, particularly for trees in the families Betulaceae and Corylaceae.
Oncopsis albicollis
Oncopsis albicollis is a leafhopper species in the family Cicadellidae, described by Hamilton in 1983. It belongs to the tribe Macropsini within the subfamily Eurymelinae. The species is known from northwestern North America, with records from Alaska, British Columbia, and Yukon. As a member of the genus Oncopsis, it is likely associated with birch (Betula) host plants, though specific host relationships for this species have not been documented.
Oncopsis aureostria
Oncopsis aureostria is a leafhopper species in the family Cicadellidae, described by Hamilton in 1983. It belongs to the tribe Macropsini within the subfamily Eurymelinae. The species is known from very few iNaturalist observations, indicating it is either rare, poorly documented, or has a restricted distribution. Like other members of the genus Oncopsis, it is likely associated with woody host plants.
Oncopsis californica
Oncopsis californica is a species of leafhopper in the family Cicadellidae, described by Van Duzee in 1917. The species is known from limited collection records in western North America, specifically California and British Columbia. As a member of the genus Oncopsis, it belongs to a group of leafhoppers typically associated with woody host plants, though specific biological details for this species remain poorly documented.
Oncopsis cinctifrons
Oncopsis cinctifrons is a leafhopper species in the family Cicadellidae, tribe Macropsini. It occurs in boreal and subarctic regions of North America, with records from Alaska across Canada to Ontario. The species was described by Provancher in 1889. Like other Oncopsis species, it is associated with woody host plants.
Oncopsis citra
Oncopsis citra is a species of leafhopper in the family Cicadellidae, subfamily Eurymelinae, described by Hamilton in 1983. It belongs to the tribe Macropsini, a group of leafhoppers often associated with woody host plants. The species is recorded from northeastern North America.
Oncopsis flavicollis
Oncopsis flavicollis is a small leafhopper species in the family Cicadellidae, subfamily Eurymelinae. It exhibits sexual dimorphism and is strongly associated with birch trees (Betula spp.), on which it feeds. The species has been subject to taxonomic debate regarding whether populations on different birch species represent distinct biological species or host plant utilization polymorphism. Adults are active from late spring through early autumn.
Oncopsis flavidorsum
Oncopsis flavidorsum is a species of leafhopper in the family Cicadellidae. It has been documented in northeastern North America, with records from New Hampshire, New York, Pennsylvania, Newfoundland and Labrador, and Nova Scotia. The species was originally described by Amyot and Audinet-Serville in 1843. Like other Oncopsis species, it is associated with birch (Betula) host plants.
Oncopsis minor
minor leafhopper
Oncopsis minor is a leafhopper species in the family Cicadellidae, first described by Fitch in 1851. It belongs to the subfamily Eurymelinae and tribe Macropsini. The species is documented from New York based on distribution records, though detailed ecological and behavioral information remains limited. Like other leafhoppers, it possesses piercing-sucking mouthparts adapted for feeding on plant vascular tissues.
Oncopsis nigrinasi
Oncopsis nigrinasi is a species of leafhopper in the family Cicadellidae, subfamily Eurymelinae, and tribe Macropsini. It was described by Fitch in 1851. The species belongs to a genus known for association with birch and alder trees, though specific biological details for this species remain limited in the literature. It is part of the diverse Nearctic leafhopper fauna.
Oncopsis prairiana
Oncopsis prairiana is a leafhopper species described by Hamilton in 1983. It is currently treated as a synonym of Oncopsis minor. The species has been recorded from prairie and grassland regions of North America, with distribution records from the northern United States and southern Canada. Very few observations exist, with only 2 records on iNaturalist.
Oncopsis quebecensis
Oncopsis quebecensis is a leafhopper species in the family Cicadellidae, described by Hamilton in 1983. It belongs to the tribe Macropsini within the subfamily Eurymelinae. The species has been documented from Newfoundland and Labrador and Nova Scotia in eastern Canada. As a member of the genus Oncopsis, it is part of a group of leafhoppers associated with woody host plants.
Oncopsis variabilis
Oncopsis variabilis is a leafhopper species in the family Cicadellidae, subfamily Eurymelinae, first described by Fitch in 1851. The species belongs to the genus Oncopsis, which comprises leafhoppers typically associated with woody plants. Distribution records indicate occurrence in western and eastern North America including Alberta, British Columbia, California, Connecticut, and Illinois.
Opsiini
Opsiini is a tribe of leafhoppers in the subfamily Deltocephalinae, established by Emeljanov in 1962. The tribe comprises approximately 36 genera and over 300 species, organized into four subtribes: Achaeticina, Circuliferina, Eremophlepsiina, and Opsiina. Members are distributed across the Palearctic and Oriental regions, with particular diversity in arid and semi-arid zones of Central Asia and China. Several species groups within Opsiini have been subject to intensive taxonomic revision due to cryptic species complexes distinguishable primarily by male vibrational acoustic signals rather than morphology.
Opsius
Opsius is a genus of leafhoppers in the family Cicadellidae, established by Fieber in 1866. The genus contains approximately 19 described species distributed across the Palearctic, Afrotropical, and Oriental regions, including Europe, North Africa, the Arabian Peninsula, Central Asia, and India. Species in this genus are obligate associates of Tamarix plants (Tamaricaceae), completing their entire life cycles on these hosts. The genus has gained attention as a potential bioindicator for environmental monitoring due to documented sensitivity to pollutants.
Opsius stactogalus
tamarix leafhopper
Opsius stactogalus, commonly known as the tamarix leafhopper, is a leafhopper species in the family Cicadellidae. It is strongly associated with Tamarix plants and serves as a host for the parasitoid fly Tomosvaryella frontata (Diptera: Pipunculidae). The species occurs in Europe, Africa, and the Azores.
Orientus ishidae
Japanese leafhopper, Mosaic leafhopper
Orientus ishidae is a leafhopper native to East Asia that has established populations across Europe and North America. Adults measure 4.5–6.5 mm and display a distinctive mosaic pattern on the forewings with an orange band between the eyes. The species is recognized as an alternative vector of phytoplasma diseases affecting grapevines, including Flavescence dorée, and has demonstrated capacity to acquire pathogens associated with Apple Proliferation and Elm Yellows. Its introduction to European agricultural landscapes has raised concerns due to its broad host plant range and potential to bridge wild and cultivated pathosystems.
Osbornellus
Osbornellus is a genus of leafhoppers in the family Cicadellidae, containing at least 100 described species. The genus is divided into four subgenera, with the nominate subgenus Osbornellus (s. str.) distributed primarily in the Nearctic and Neotropical realms. Some species have been introduced to the Palearctic region through human activity, with the first European records documented in Switzerland in 2016. Species in this genus are generally small, active insects that feed on plant sap.
Osbornellus alatus
Osbornellus alatus is a species of leafhopper in the family Cicadellidae, subfamily Deltocephalinae, described by Beamer in 1937. It belongs to a genus of small, active insects commonly found in North American habitats. Leafhoppers in this family are known for their jumping ability and plant-feeding habits, though specific ecological details for this species remain limited in published literature.
Osbornellus consors
Osbornellus consors is a leafhopper species in the family Cicadellidae, tribe Scaphoideini. Originally described as Scaphoideus consors by Uhler in 1889, it was later transferred to the genus Osbornellus. The species is documented from scattered localities across North America including Manitoba, Maryland, New Hampshire, Québec, and Texas. Like other members of the tribe Scaphoideini, it belongs to a group of leafhoppers characterized by particular morphological features of the head and wing venation.
Osbornellus parallelus
Osbornellus parallelus is a species of leafhopper in the family Cicadellidae, described by DeLong & Knull in 1941. It belongs to the tribe Scaphoideini within the subfamily Deltocephalinae. Leafhoppers in this genus are small, plant-feeding insects with piercing-sucking mouthparts. The specific epithet 'parallelus' likely refers to some aspect of the species' morphology, such as parallel wing veins or body markings.
Osbornellus rotundus
Osbornellus rotundus is a species of leafhopper in the family Cicadellidae, first described by Beamer in 1937. It belongs to the tribe Scaphoideini within the subfamily Deltocephalinae. The species has been recorded from multiple states in the eastern United States.
Osbornellus unicolor
Osbornellus unicolor is a species of leafhopper in the family Cicadellidae, first described by Osborn in 1900. It belongs to the tribe Scaphoideini within the subfamily Deltocephalinae. The species has been documented in the northeastern United States, with records from Massachusetts and New Hampshire. As a member of the Auchenorrhyncha, it is a sap-feeding insect with piercing-sucking mouthparts.
Ossiannilssonola berenice
Ossiannilssonola berenice is a species of leafhopper in the family Cicadellidae, subfamily Typhlocybinae. It was described by McAtee in 1926. This small hemipteran belongs to a group commonly known as typhlocybine leafhoppers, which are typically associated with woody plants. The genus Ossiannilssonola is named in honor of the Swedish entomologist Ossiannilsson.
Ossiannilssonola clymene
Ossiannilssonola clymene is a species of leafhopper in the family Cicadellidae, subfamily Typhlocybinae. The genus Ossiannilssonola belongs to the tribe Typhlocybini, a group of small, often inconspicuous leafhoppers that feed on plant phloem. This species was described by McAtee in 1926. Distribution records indicate occurrence in northeastern North America, including New Brunswick, New Hampshire, New York, Nova Scotia, and Ontario.
Ossiannilssonola duplicata
Ossiannilssonola duplicata is a species of leafhopper in the family Cicadellidae, subfamily Typhlocybinae. First described by McAtee in 1926, this species belongs to a genus of small, often inconspicuous leafhoppers. It has been recorded from several localities in northeastern and north-central North America.
Ossiannilssonola flavomarginata
A small leafhopper in the family Cicadellidae, originally described from the western United States. The species epithet "flavomarginata" (yellow-margined) suggests distinctive coloration. Records indicate occurrence in arid and semi-arid regions of the southwestern U.S. including Arizona, Colorado, New Mexico, and Utah. As a member of subfamily Typhlocybinae, it likely feeds on plant vascular tissue.
Ossiannilssonola mcateei
Ossiannilssonola mcateei is a species of leafhopper in the family Cicadellidae, subfamily Typhlocybinae. It is a small, delicate insect characteristic of the Typhlocybini tribe. The species was described by Christian in 1953 and is known from scattered records across eastern North America. It belongs to a genus of specialized leafhoppers that feed on plant phloem.
Ossiannilssonola quadrata
Ossiannilssonola quadrata is a species of leafhopper in the family Cicadellidae, subfamily Typhlocybinae. It was described by DeLong and Johnson in 1936. The species is known from a limited number of observations and collection records in northeastern North America.
Ossiannilssonola serrula
Ossiannilssonola serrula is a species of leafhopper in the family Cicadellidae, subfamily Typhlocybinae. The species was described by Ross and DeLong in 1949. It belongs to a genus of small, delicate leafhoppers that feed on plant sap. Distribution records indicate occurrence in eastern North America from Nova Scotia to Tennessee.
Ossiannilssonola tunicarubra
Ossiannilssonola tunicarubra is a species of leafhopper in the family Cicadellidae, subfamily Typhlocybinae. It belongs to a genus characterized by minute size and reduced wing venation typical of typhlocybine leafhoppers. The species was described by Gillette in 1898 and is known from scattered records across the central and northeastern United States. Like other members of its subfamily, it is presumed to feed on plant phloem sap, though specific host associations remain poorly documented.
Ossiannilssonola ulmi
Ossiannilssonola ulmi is a species of leafhopper in the family Cicadellidae, subfamily Typhlocybinae. The species was described by Hamilton in 1982 and is named after its association with elm trees (Ulmus). It belongs to a genus of small, often inconspicuous leafhoppers that feed on plant phloem. Distribution records indicate presence in northeastern North America including parts of Canada and the northern United States.
Pagaronia
Pagaronia is a genus of leafhoppers in the family Cicadellidae, tribe Pagaroniini, and subfamily Evacanthinae. The genus was established by Ball in 1902 and contains species found primarily in North America. These insects are small, active plant-feeding bugs associated with woody vegetation.
Pagaronia confusa
Pagaronia confusa is a leafhopper species in the family Cicadellidae, first described by Oman in 1938. It belongs to the subfamily Evacanthinae and is one of several species within the genus Pagaronia, which is characterized by distinctive morphological features typical of this leafhopper group. The species has been documented in western North America.
Pagaronia furcata
Pagaronia furcata is a leafhopper species in the family Cicadellidae, first described by Oman in 1938. It belongs to the subfamily Evacanthinae, a group of leafhoppers characterized by distinctive head morphology. The species has been documented in California, with 25 observations recorded on iNaturalist. Limited information exists regarding its biology and ecology.
Paluda
Paluda is a genus of leafhoppers (Cicadellidae: Deltocephalinae: Cicadulini) established by DeLong in 1937. It belongs to the true bugs (Hemiptera) within the suborder Auchenorrhyncha. The genus is recorded from northern Europe, specifically Denmark, Norway, and Sweden. As a member of the Cicadulini tribe, it is part of a group of grass-feeding leafhoppers, though species-level biology remains poorly documented.
Paralimnini
Paralimnini is a tribe of leafhoppers (Hemiptera: Cicadellidae) within the subfamily Deltocephalinae, established by Distant in 1908. The tribe comprises 139 genera and over 900 species, divided into two subtribes: Aglenina and Paralimnina. Members are distributed worldwide across all biogeographical regions, with the highest diversity occurring in the Oriental region.