Truncevylaeus, Pesenko, 2007

Pesenko, Yuri A., 2007, Subgeneric classification of the Palaearctic bees of the genus Evylaeus Robertson (Hymenoptera: Halictidae), Zootaxa 1500 (1), pp. 1-54 : 9

23 (21). Both sexes: head at least as high as wide (except for E. resplendens , the head of which is transversely elliptical in frontal view); pubescence of mesosoma relatively long and dense, usually brownish yellow in females (in fresh individuals). Male: membranous lobe of gonocoxite broad; gonostylus large, rounded or elliptical. Female: genal area coarsely and densely striate (except in E. clypeiferellus and E. villosulus , which have only traces of such a striation on the lower two thirds of the genal area) ...................................................................................... 22. Truncevylaeus subg. n.