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Genus Amnestus

bug caught in a water droplet - Amnestus TrueBug - Amnestus Cydnidae, dorsal - Amnestus An Amnestus I suppose - Amnestus Tiny bug - Amnestus Amnestus pallidus? - Amnestus Heteroptera - Amnestus Amnestus pallidus? - Amnestus
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
6-7 species in our area(1)
1.6-4.5 mm(1)
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 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
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.