''C. haagii'' ''Copestylum'' is one of the largest

genera Genus (; : genera ) is a taxonomic rank above species and below family as used in the biological classification of living and fossil organisms as well as viruses. In binomial nomenclature, the genus name forms the first part of the binomial s ...

hoverflies Hoverflies, also called flower flies or syrphids, make up the insect family (biology), family Syrphidae. As their common name suggests, they are often seen Hover (behaviour), hovering or nectaring at flowers; the adults of many species feed main ...

in the

Americas The Americas, sometimes collectively called America, are a landmass comprising the totality of North America and South America.''Webster's New World College Dictionary'', 2010 by Wiley Publishing, Inc., Cleveland, Ohio. When viewed as a sing ...

. It comprises more than 300 species, of which only four have been found outside the Americas, having probably been introduced by the importation of

cacti A cactus (: cacti, cactuses, or less commonly, cactus) is a member of the plant family Cactaceae (), a family of the order Caryophyllales comprising about 127 genera with some 1,750 known species. The word ''cactus'' derives, through Latin, ...

in which the

larva A larva (; : larvae ) is a distinct juvenile form many animals undergo before metamorphosis into their next life stage. Animals with indirect development such as insects, some arachnids, amphibians, or cnidarians typically have a larval phase ...

e live.

Taxonomy

Subgenera and type species

The following is a list of the

subgenera In biology, a subgenus ( subgenera) is a taxonomic rank directly below genus. In the International Code of Zoological Nomenclature, a subgeneric name can be used independently or included in a species name, in parentheses, placed between the ge ...

within ''Copestylum'', with just the type species of each subgenus listed afterwards. * Subgenus ''Copestylum'' Macquart, 1846 – type '' Copestylum flaviventre'' Macquart, 1846 * Subgenus ''Phalacromyia'' Rondani, 1848 – type '' Copestylum submetallicum'' ( Rondani, 1848) * Subgenus ''Glaurotricha''

Thomson Thomson may refer to: Names * Thomson (surname), a list of people with this name and a description of its origin * Thomson baronets, four baronetcies created for persons with the surname Thomson Businesses and organizations * SGS-Thomson M ...

, 1869 – type '' Copestylum muscarium'' (

, 1869) * Subgenus ''Atemnocera'' Bigot, 1882a – type '' Copestylum scutellatum'' ( Macquart, 1842) * Subgenus ''Apophysophora'' Williston, 1888 – type '' Copestylum trituberculatum''

, 1976 * Subgenus ''Megametopon (= Ophromyia)'' Giglio-Tos, 1891 – type '' Copestylum nasicum'' ( Williston, 1891) * Subgenus ''Camerania'' Giglio-Tos, 1892a – type '' Copestylum macrocephalum'' ( Giglio-Tos, 1892) * Subgenus ''Viereckomyia'' Curran, 1925b – type '' Copestylum gibberum'' ( Schiner, 1868) * Subgenus ''Lepidopsis'' Curran, 1925b – type '' Copestylum compactum'' ( Curran, 1925) * Subgenus ''Volosyrpha'' Shannon, 1929 – type '' Copestylum rufitarse''

, 1976 * Subgenus ''Volucellosia'' Curran, 1930d – type '' Copestylum fornax'' Townsend, 1895 * Subgenus ''Tachinosyrphus'' Hull, 1936b – type '' Copestylum pseudotachina'' ( Hull, 1936)

Species

For a complete list of ''Copestylum'' species, see List of ''Copestylum'' species.

Notes

References

External links

* * Diptera of North America Diptera of South America Hoverfly genera Volucellini Taxa named by Pierre-Justin-Marie Macquart {{Eristalinae-stub