Mrs. P. rubra-group (ventral head) - Pepsis thisbe -
Tonopah Desert, Maricopa County, Arizona, USA May 30, 2015 Size: 41mm
If I'm correct, we can see here, that the occipital carina reaches the pregular suture unattenuated. (This is a small ridge on the back of the head, behind the eyes, beside the neck.) Full size image:Click Here