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Species Euthyrhynchus floridanus - Florida Predatory Stink Bug

Red and Black Stink Bug - Euthyrhynchus floridanus October surprise: Pentatomidae?  Species? - Euthyrhynchus floridanus Red insect with black spots and long black snout - Euthyrhynchus floridanus assassin bug. - Euthyrhynchus floridanus Happy Halloween Bug  - Euthyrhynchus floridanus nymph - Euthyrhynchus floridanus Euthyrrhynchus floridanus - Euthyrhynchus floridanus Orange and Black bugs?? - Euthyrhynchus floridanus
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 Pentatomidae (Stink Bugs)
Subfamily Asopinae (Predatory Stink Bugs)
Genus Euthyrhynchus
Species floridanus (Florida Predatory Stink Bug)
Other Common Names
Halloween Bug
Explanation of Names
Euthyrhynchus floridanus (Linnaeus 1767)
12-17 mm(1)
Black with orange or red pattern of adults is distinctive. Mature (4th instar) nymphs also distinctive, metallic blue/green and red/orange.
se US (e.TX-FL-PA-MO) / Mex. to Brazil - Map (2)(1)(3)(4), TX records e. of the Brazos R.
other insects, including adult Dragonflies, Earwigs, Orthoptera, Beetles and Hymenoptera. Nymphs, and to some extent, adults, are gregarious, and may attack large prey in groups.
Life Cycle
bivoltine in FL(1); egg-to-adult 60-90 days under favorable conditions. Adults may overwinter (seen near buildings in late fall, seeking crevices)
Print References
Internet References
Featured Creatures (Mead & Richman 2000-2013)(6)
Works Cited
1.The Pentatomoidea (Hemiptera) of Northeastern North America
J.E. McPherson. 1982. Southern Illinois University Press.
2.Catalog of the Heteroptera, or True Bugs of Canada and the Continental United States
Thomas J. Henry, Richard C. Froeschner. 1988. Brill Academic Publishers.
3.Pentatomidae (Heteroptera) of Honduras: a checklist with description of a new ochlerine genus
Arismendi N., Thomas D.B. 2003. Insecta Mundi 17: 219-236.
4.Global Biodiversity Information Facility (GBIF)
5.Comparative life cycles of four species of predatory stink bugs.
Richman DB, Whitcomb WH. 1978. Florida Entomologist 61(3): 113-119.
6.University of Florida: Featured Creatures