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Cephidae is a family of stem sawflies in the order 
Hymenoptera
Hymenoptera is a large order of insects, comprising the sawflies, wasps, bees, and ants. Over 150,000 living species of Hymenoptera have been described, in addition to over 2,000 extinct ones. Many of the species are parasitic.
Females typi ...
. There are about 27 genera and more than 160 described species in Cephidae.
Genera
These 27 genera belong to the family Cephidae: * '' Athetocephus'' Benson, 1935 * '' Australcephus'' Smith & Schmidt, 2009 * '' Caenocephus'' Strobl, 1895 * '' Calameuta'' Konow, 1896 * † '' Cephites'' Heer, 1849 * '' Cephus'' Latreille, 1802 * '' Characopygus'' Konow, 1899 * † '' Cuspilongus'' Archibald & Rasnitsyn, 2015 * † '' Electrocephus'' Konow, 1897 * '' Heterojanus'' Wei & Xiao, 2011 * ''Janus
In ancient Roman religion and myth, Janus ( ; ) is the god of beginnings, gates, transitions, time, duality, doorways, passages, frames, and endings. He is usually depicted as having two faces. The month of January is named for Janus (''Ianu ...
'' Stephens, 1829
* '' Jungicephus'' Maa, 1949
* '' Koreocephus'' Wei & Lee, 2018
* '' Magnitarsijanus'' Wei, 2007
* '' Megajanus'' Wei, 1999
* † '' Mesocephus'' Rasnitsyn, 1968
* '' Miscocephus'' Wei, 1999
* '' Pachycephus'' J.P.E.F.Stein, 1876
* '' Phylloecus'' Newman, 1838
* '' Sinicephus'' Maa, 1949
* '' Stenocephus'' Shinohara, 1999
* '' Stigmatijanus'' Wei, 2007
* '' Sulawesius'' Smith & Shinohara, 2002
* '' Syrista'' Konow, 1896
* '' Tibetajanus'' Wei, 1996
* '' Trachelus'' Jurine, 1807
* '' Urosyrista'' Maa, 1944
References
Further reading
* * *External links
* Sawflies {{sawfly-stub