Cephalochilus is a palearctic genus of potter wasps. It contains the following species:
Cephalochilus draco Giordani Soika, 1970 Cephalochilus labiatus (Fabricius, 1798)
References
Vecht, J.v.d. & J.M. Carpenter. 1990. A Catalogue of the genera of the Vespidae (Hymenoptera). Zoologische Verhandelingen 260: 3 - 62.