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Genus Amnestus

Burrowing Bug - Amnestus pusillus - female bug caught in a water droplet - Amnestus Amnestus basidentatus - male Hemiptera - Amnestus Burrowing Bug - Amnestus pallidus Cydnidae, head - Amnestus Bug - Amnestus Amnestus
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 Pentatomomorpha
Superfamily Pentatomoidea
Family Cydnidae (Burrowing Bugs)
Genus Amnestus
Explanation of Names
Amnestus Dallas 1851
Numbers
6-7 species in our area(1)
Size
1.6-4.5 mm(1)
Identification
clavi meet behind scutellum to form a commissure(2)
Keys to spp. in(2) (Northeast, 4 spp.) and(3) (FL, 7 spp.)
Important for identification:
A head close-up showing the marginal spines (pegs) of the face well.
A view of the underside. Spines on legs and sometimes abdominal features are useful.
Range
Range data from(1):
A. basidentatus Froeschner -- NY south to FL, west to MO and TX
A. pallidus Zimmer -- ON and MA south to GA, west to WA and CA
A. pusillus Uhler -- ON and ME west to OR, south to VA, LA, and Mexico
A. pusio (Stal) -- Brownsville TX and Central America
A. spinifrons (Say) -- ON and MA south to FL, west to TX and IA
A. subferrugineus (Westwood) -- Not given U.S. status by Froeschner 1960 but listed in a key to FL species
A. trimaculatus Froeschner -- FL and Caribbean
Habitat
fossorial
Remarks
may be common at lights
Works Cited
1.Cydnidae of the Western Hemisphere
Froeschner, R. C. 1960. Proceedings of the United States National Museum, 111(3430): 337-680, 13 plates.
2.The Pentatomoidea (Hemiptera) of Northeastern North America
J.E. McPherson. 1982. Southern Illinois University Press.
3.Literature-based key to Florida "burrowing bugs" (Heteroptera: Cydnidae)
Smith R., Holmes A. 2002. ENY 4161/6166 Insect Classification Exercise.