Posted by Oscar on 12-04-2013 23:10
#1
Madrid, on April 10, 2013
Edited by Oscar on 13-04-2013 00:31
Posted by John Carr on 13-04-2013 00:11
#2
The color is typical of
Sphecodes. I don't know what structural characters would confirm, other than lack of scopa which is typical of many kinds of parasitic bees.
Posted by Oscar on 13-04-2013 00:30
#3
Thank you very much for your reply, John!
Posted by John Carr on 13-04-2013 01:12
#4
Species in your area were revised:
Warncke, K. 1992. Die westpaläarktischen Arten der Bienengattung
Sphecodes Latr. (Hymenoptera, Apidae, Halictinae). Bericht der Naturforschenden Gesellschaft Augsburg no. 52:9-64.
Reference not seen. Cited in Michener's
The Bees of the World.