Identification, Images, & Information
For Insects, Spiders & Their Kin
For the United States & Canada
Clickable Guide
Moths Butterflies Flies Caterpillars Flies Dragonflies Flies Mantids Cockroaches Bees and Wasps Walkingsticks Earwigs Ants Termites Hoppers and Kin Hoppers and Kin Beetles True Bugs Fleas Grasshoppers and Kin Ticks Spiders Scorpions Centipedes Millipedes

Upcoming Events

Photos of insects and people from the 2022 BugGuide gathering in New Mexico, July 20-24

National Moth Week was July 23-31, 2022! See moth submissions.

Photos of insects and people from the Spring 2021 gathering in Louisiana, April 28-May 2

Photos of insects and people from the 2019 gathering in Louisiana, July 25-27

Photos of insects and people from the 2018 gathering in Virginia, July 27-29

Photos of insects and people from the 2015 gathering in Wisconsin, July 10-12

Previous events


Genus Arhyssus

unknown, eggs on seed pod - Arhyssus - male - female Stictopleurus sp possibly - Arhyssus scutatus unknown Hemipteran - Arhyssus scutatus Scentless plant bug (4-1) - Arhyssus Arhyssus sp.? - Arhyssus Arhyssus lateralis Genus Nysius - Arhyssus nigristernum Rhopalinae - Arhyssus
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 Coreoidea (Leatherbugs)
Family Rhopalidae (Scentless Plant Bugs)
Subfamily Rhopalinae
Tribe Niesthreini
Genus Arhyssus
Synonyms and other taxonomic changes
revised in (1)
Explanation of Names
Arhyssus Stål 1870
14 spp. in our area, ~20 total(2)
Metapleura divided in two by a sulcus, their tips visible dorsally (unlike in Stictopleurus)
Wing tips not much protruding over abdomen (unlike in Liorhyssus)
Connexivia often patterned (unlike in Rhopalus tigrinus)
nearctic genus, most spp. western, only A. hirtus, A. lateralis and A. nigristernum in the east(3)
fields, weedy areas, savanna
Works Cited
1.A revision of the genus Arhyssus Stål.
Chopra, N.P. 1968. Annals of the Entomological Society of America 61(3): 629-655.
2.Livermore L.J.R., Lemaître V.A., Dolling W.R., Webb M.D. Coreoidea species file online. Version 5.0
3.Catalog of the Heteroptera, or True Bugs of Canada and the Continental United States
Thomas J. Henry, Richard C. Froeschner. 1988. Brill Academic Publishers.