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Species Atrachelus cinereus

Three Spined Assassin Bug - Atrachelus cinereus Assassin bug - Atrachelus cinereus - male Assassin bug - Atrachelus cinereus - male Male, Atrachelus cinereus wygodzinskyi? - Atrachelus cinereus - male Male, Atrachelus cinereus wygodzinskyi? - Atrachelus cinereus - male Male, Atrachelus cinereus wygodzinskyi? - Atrachelus cinereus - male Male, Atrachelus cinereus wygodzinskyi? - Atrachelus cinereus - male Male, Atrachelus cinereus wygodzinskyi? - Atrachelus cinereus - male
Classification
Kingdom Animalia (Animals)
Phylum Arthropoda (Arthropods)
Subphylum Hexapoda (Hexapods)
Class Insecta (Insects)
Order Hemiptera (True Bugs, Cicadas, Hoppers, Aphids and Allies)
Suborder Heteroptera (True Bugs)
Infraorder Cimicomorpha
Family Reduviidae (Assassin Bugs)
Subfamily Harpactorinae
Tribe Harpactorini
Genus Atrachelus
Species cinereus (Atrachelus cinereus)
Synonyms and other taxonomic changes
Atrachelus cinereus (Fabricius, 1796)
Explanation of Names
cinereus (L). 'ash-colored'
Numbers
3 subspecies, 1 of which (Atrachelus cinereus crassicornis Burmeister, 1835) not found in our area.
Size
7-8 mm
Identification
Spines present along edge of abdomen. Small size.
Range
e. US to s. Calif. / Mex. to S. Amer. / W. Indies - Map (1)(2), mostly se US to AZ
Remarks
One of the smallest of North American assassin bugs.

Males usually sexually dimorphic, with third antennomere thickened.
Print References
Elkins, J.C. (1954) A synopsis of Atrachelus (Hemiptera, Reduviidae). Proceedings of the Entomological Society of Washington 56(3): 97-120.
Works Cited
1.Catalog of the Heteroptera, or True Bugs of Canada and the Continental United States
Thomas J. Henry, Richard C. Froeschner. 1988. Brill Academic Publishers.
2.Global Biodiversity Information Facility (GBIF)