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BugGuide Gathering
Smoky Mountains
University of Tennessee Biological Field Station
August 8-10, 2008
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Photos from the last gathering (Minnesota 2007)

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Genus Nomada

Classification
Kingdom Animalia (Animals)
Phylum Arthropoda (Arthropods)
Class Insecta (Insects)
Order Hymenoptera (Ants, Bees, Wasps and Sawflies)
No Taxon (Aculeata - Bees, Ants, and other Stinging Wasps)
No Taxon (Anthophila (Apoidea) - Bees)
Family Apidae (Cuckoo, Carpenter, Digger, Bumble, and Honey Bees)
Subfamily Nomadinae (Cuckoo Bees)
Genus Nomada
Numbers
Neartica lists 290 North American species.
Ten subgenera are recognized.
Identification
Members of this genus are usually red and yellow and/or black and of medium or small size.
Remarks
They are parasites of many species of bee, primarily Andrena but also Agapostemon.

Some are parasites of Eucera (Synhalonia) and these are usually larger than the Andrena cleptoparasites
… John S. Ascher, 23 April, 2008