First issued in release COL21.6.
Last used in release COL22.10
Published in
Barkalov, A.V. & Cheng, X.Y. 2004. Revision of the genus Cheilosia Meigen, 1822 (Diptera: Syrphidae) of China. Contribution to Entomology, International 5: 267-416. [2004.11.30]