alternative definition added over 14 years ago by Istvan Miko
Shallow to medium deep linear impression present on the lower face, converging towards the midline of the head towards the clypeal margin.
Reference: Buffington, M. L. 2009. Description, circumscription and phylogenetics of the new tribe Zaeucoilini (Hymenoptera: Figitidae: Eucoilinae), including a description of a new genus . Systematic Entomology 34:162-187.
Cross reference:
None provided.