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See Moth submissions from National Moth Week 2023

Photos of insects and people from the 2022 BugGuide gathering in New Mexico, July 20-24

Photos of insects and people from the Spring 2021 gathering in Louisiana, April 28-May 2

Photos of insects and people from the 2019 gathering in Louisiana, July 25-27

Photos of insects and people from the 2018 gathering in Virginia, July 27-29

Photos of insects and people from the 2015 gathering in Wisconsin, July 10-12


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TaxonomyBrowse
Info
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Genus Crossocerus

Square-headed Wasp - Crossocerus all black Crabroninae - Crossocerus Wasp? - Crossocerus - female Small Rose Wasp - Crossocerus lentus Curated male specimen from the CAS - Crossocerus maculipennis - male Crossocerus annulipes - female Crossocerus sp? - Crossocerus dead houseguest - Crossocerus elongatulus - female
Classification
Kingdom Animalia (Animals)
Phylum Arthropoda (Arthropods)
Subphylum Hexapoda (Hexapods)
Class Insecta (Insects)
Order Hymenoptera (Ants, Bees, Wasps and Sawflies)
No Taxon (Aculeata - Ants, Bees and Stinging Wasps)
No Taxon (Apoidea sans Anthophila – Apoid Wasps)
Family Crabronidae (Square-headed Wasps, Sand Wasps, and Allies)
Subfamily Crabroninae (Square-headed Wasps)
Tribe Crabronini
Subtribe Crabronina
Genus Crossocerus
Synonyms and other taxonomic changes
New World fauna revised in (1)
Explanation of Names
Crossocerus Lepeletier de Saint Fargeau & Brullé 1835
Numbers
40 spp. in our area(2), ~250 worldwide(3)
Identification
Distinguishing from similar genera (Crabro, Ectemnius, Lestica)(4):
Ocelli form an equilateral triangle
Orbital foveae absent