Trypoxylon collinum
F. Smith, 1856
square-headed wasp
Species Guides
1Trypoxylon collinum is a of square-headed wasp in the Crabronidae. It occurs in North America and nests inside hollow tubes. The species was described by F. Smith in 1856. Two are recognized: T. c. collinum and T. c. rubrocinctum.



Pronunciation
How to pronounce Trypoxylon collinum: /trɪˈpɒksɪlən kəˈlɪnəm/
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Distribution
North America, with records from Canada including Ontario.
Behavior
Nests inside hollow tubes.
More Details
Subspecies
Two are recognized: Trypoxylon collinum collinum F. Smith, 1856 and Trypoxylon collinum rubrocinctum Packard, 1867.