Achalcus

Achalcus is a genus of flies in the family Dolichopodidae.

Species

 * Achalcus bicolor Pollet, 2005
 * Achalcus bilineatus Pollet, 2005
 * Achalcus bimaculatus Pollet, 1996
 * Achalcus brevicornis Pollet, 2005
 * Achalcus britannicus Pollet, 1996
 * Achalcus californicus Pollet & Cumming, 1998
 * Achalcus cinereus (Haliday, 1851)
 * Achalcus costaricensis Pollet, 2005
 * Achalcus cyanocephalus Pollet, 2005
 * Achalcus dytei Pollet & Cumming, 1998
 * Achalcus flavicollis (Meigen, 1824)
 * †Achalcus latipennis Meunier, 1907
 * Achalcus longicercus Pollet, 2005
 * Achalcus maculipennis Pollet, 2005
 * Achalcus micromorphoides Pollet, 2005
 * Achalcus niger Pollet, 2005
 * Achalcus nigropunctatus Pollet & Brunhes, 1996
 * Achalcus oregonensis (Harmston & Miller, 1966)
 * Achalcus phragmitidis Pollet, 1996
 * Achalcus polleti Negrobov & Selivanova, 2010
 * Achalcus similis Pollet & Cumming, 1998
 * Achalcus thalhammeri Lichtwardt, 1913
 * Achalcus tibialis Pollet, 2005
 * Achalcus utahensis (Harmston & Miller, 1966)
 * Achalcus vaillanti Brunhes, 1987

Unrecognised species:
 * Achalcus scutellaris Van der Wulp, 1891

Nomina dubia:
 * Achalcus thoracicus (Philippi, 1865)

The following species were moved to the genus Australachalcus:
 * Achalcus albipalpus Parent, 1931 : now Australachalcus albipalpus (Parent, 1931)
 * Achalcus brevinervis Van Duzee, 1930 : now Australachalcus brevinervis (Van Duzee, 1930)
 * Achalcus longicornis Van Duzee, 1930 : now Australachalcus longicornis (Van Duzee, 1930)
 * Achalcus edwardsae Van Duzee, 1930 (originally transferred to Enlinia): now Australachalcus edwardsae (Van Duzee, 1930)
 * Achalcus melanotrichus Mik, 1878 : now Australachalcus melanotrichus (Mik, 1878)
 * Achalcus chaetifemoratus Parent, 1933 : now Australachalcus chaetifemoratus (Parent, 1933)
 * Achalcus luteipes Parent, 1933 : now Australachalcus luteipes (Parent, 1933)
 * Achalcus medius Parent, 1933 : now Australachalcus medius (Parent, 1933)
 * Achalcus minor Parent, 1933 : now Australachalcus minor (Parent, 1933)
 * Achalcus minusculus Parent, 1933 : now Australachalcus minusculus (Parent, 1933)
 * Achalcus minutus Parent, 1933 : now Australachalcus minutus (Parent, 1933)
 * Achalcus nigroscutatus Parent, 1933 : now Australachalcus nigroscutatus (Parent, 1933)
 * Achalcus relictus Parent, 1933 : now Australachalcus relictus (Parent, 1933)
 * Achalcus separatus Parent, 1933 : now Australachalcus separatus (Parent, 1933)

Other synonyms:


 * Achalcus atratus Van Duzee, 1930 : moved to Enlinia
 * Achalcus caudatus Aldrich, 1902 : synonym of Micromorphus albipes (Zetterstedt, 1843)
 * Achalcus depuytoraci (Vaillant & Brunhes, 1980) : synonym of A. cinereus (Haliday, 1851)
 * Achalcus pallidus (Zetterstedt, 1843) : synonym of A. flavicollis (Meigen, 1824)
 * Achalcus pygmaeus (Zetterstedt, 1855) : synonym of A. cinereus (Haliday, 1851)
 * Achalcus sordidus Aldrich, 1896 : moved to Enlinia

The following species have been placed by some authors in this genus in error:
 * Achalcus calcaratus Becker, 1918 : actually Eutarsus calcaratus (a synonym of Syntormon (Drymonoeca) aulicus) in Syntormon
 * Achalcus pallipes Olejnichek & Bartak, 1997 : actually Systenus pallipes in Systenus