Chalybion californicum (Common Blue Mud-dauber Wasp)
OrderHymenoptera (Hymenopterans) ▶
FamilySphecidae (Thread-waisted Wasps) ▶
GenusChalybion (Blue Mud-dauber Wasps) ▶
Speciescalifornicum (Common Blue Mud-dauber Wasp) ▶

Central Park, New York, NY
Aug 11, 2018