57-Indian-Insect-Life - Harold Maxwell-Lefroy - Life-history-of-Syrphus

''Syrphus'' is a genus of

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 ...

. It can be distinguished from other genera of the

tribe The term tribe is used in many different contexts to refer to a category of human social group. The predominant worldwide use of the term in English is in the discipline of anthropology. The definition is contested, in part due to conflict ...

Syrphini The Syrphini are a tribe (biology), tribe of Hoverfly, hoverflies. List of genera Relationships within this tribe were investigated by analysing and comparing genetic data. Results seem to show the members of Syrphini fall into several small ...

because it is the only genus that has long hairs on the upper surface of the lower lobe of the

calypter A calypter is either of two posterior lobes of the posterior margin of the insect wing, forewing of fly, flies between the extreme posterior wing base and the insect wing#Fields, alula, which covers the halteres. The lower calypter is the proxi ...

(as well as hairs on the rear margin of the calypter as in most Syrphini).

Species

*'' Syrphus annulifemur'' Mutin, 1997 *'' Syrphus attenuatus'' Hine, 1922 *'' Syrphus currani'' Fluke, 1939 *'' Syrphus dimidiatus'' Macquart, 1834 *'' Syrphus doesburgi'' Goot, 1964 *''

Syrphus intricatus ''Syrphus'' is a genus of hoverflies. It can be distinguished from other genera of the tribe Syrphini because it is the only genus that has long hairs on the upper surface of the lower lobe of the calypter (as well as hairs on the rear margin of ...

'' Vockeroth, 1983 *'' Syrphus knabi'' Shannon, 1916 *''

Syrphus laceyorum ''Syrphus'' is a genus of hoverflies. It can be distinguished from other genera of the Tribe (biology), tribe Syrphini because it is the only genus that has long hairs on the upper surface of the lower lobe of the calypter (as well as hairs on t ...

'' Thompson, 2000 *''

Syrphus monoculus ''Syrphus'' is a genus of hoverflies. It can be distinguished from other genera of the tribe Syrphini because it is the only genus that has long hairs on the upper surface of the lower lobe of the calypter (as well as hairs on the rear margin of ...

'' (Swederus, 1787) *'' Syrphus nitidifrons'' (Becker, 1921) *'' Syrphus opinator'' Osten Sacken, 1877 *''

Syrphus octomaculatus ''Syrphus'' is a genus of hoverflies. It can be distinguished from other genera of the tribe Syrphini because it is the only genus that has long hairs on the upper surface of the lower lobe of the calypter (as well as hairs on the rear margin of ...

Walker Walker or The Walker may refer to: People *Walker (given name) *Walker (surname) *Walker (Brazilian footballer) (born 1982), Brazilian footballer Places In the United States *Walker, Arizona, in Yavapai County *Walker, Mono County, California * ...

, 1837 *'' S. phaeostigma'' Wiedemann, 1830 *''

Syrphus rectus ''Syrphus rectus'', the yellow-legged flower fly, is a species of fly in the family Syrphidae, the hover flies. ''Syrphus rectus'' is a common fly in the eastern United States and southeastern Canada and has occasionally been seen in Europe. Li ...

'' Osten Sacken, 1875 *''

Syrphus ribesii ''Syrphus ribesii'' is a very common Holarctic species of hoverfly. Its larvae feed on aphids. In common with many other species of hoverfly, males have the eyes meeting on the top of the head, whilst females have their eyes widely separated. De ...

'' (

Linnaeus Carl Linnaeus (23 May 1707 – 10 January 1778), also known after ennoblement in 1761 as Carl von Linné,#Blunt, Blunt (2004), p. 171. was a Swedish biologist and physician who formalised binomial nomenclature, the modern system of naming o ...

1758 Events January–March * January 1 – Swedish biologist Carl Linnaeus (Carl von Linné) publishes in Stockholm the first volume (''Animalia'') of the 10th edition of ''Systema Naturae'', the starting point of modern zoologic ...

) *''

Syrphus sexmaculatus ''Syrphus'' is a genus of hoverflies. It can be distinguished from other genera of the tribe Syrphini because it is the only genus that has long hairs on the upper surface of the lower lobe of the calypter (as well as hairs on the rear margin of ...

'' (

Zetterstedt Johan Wilhelm Zetterstedt (20 May 1785 – 23 December 1874) was a Swedish naturalist who worked mainly on Diptera and Hymenoptera. Biography Zetterstedt studied at the University of Lund, where he was a pupil of Anders Jahan Retzius. He receiv ...

, 1838) *''

Syrphus sonorensis ''Syrphus'' is a genus of hoverflies. It can be distinguished from other genera of the tribe Syrphini because it is the only genus that has long hairs on the upper surface of the lower lobe of the calypter (as well as hairs on the rear margin of ...

'' Vockeroth, 1983 *''

Syrphus torvus ''Syrphus torvus'', the Hairy-eyed Flower Fly, is a common species of hoverfly found in the Holarctic. The adults feed on pollen and nectar, but the larvae feed on aphids. DescriptionOsten Sacken, 1875 *'' Syrphus vitripennis'' Meigen, 1822

References

External links

* *
Bugguide, many photos
{{Taxonbar, from=Q1933516 Hoverfly genera Syrphinae Syrphini Taxa named by Johan Christian Fabricius