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

Information about the 2019 BugGuide Gathering in Louisiana, July 25-27

Discussion, 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

Photos of insects and people from the 2014 gathering in Virginia, June 4-7.

Photos of insects and people from the 2013 gathering in Arizona, July 25-28

Photos of insects and people from the 2012 gathering in Alabama

Photos of insects and people from the 2011 gathering in Iowa


Genus Pseudomorpha - Western False-form Beetles

flat, elongate, brown beetle - Pseudomorpha Pseudomorpha sp - Pseudomorpha Pseudomorpha Pseudomorpha - Pseudomorpha augustata Pseudomorpha - Pseudomorpha augustata Pseudomorpha sp.? - Pseudomorpha Pseudomorpha huachinera Amundson & Erwin 2013 - Pseudomorpha huachinera Pseudomorpha sp. - Pseudomorpha
Kingdom Animalia (Animals)
Phylum Arthropoda (Arthropods)
Subphylum Hexapoda (Hexapods)
Class Insecta (Insects)
Order Coleoptera (Beetles)
Suborder Adephaga (Ground and Water Beetles)
Family Carabidae (Ground Beetles)
Subfamily Harpalinae
Supertribe Harpalitae
Tribe Pseudomorphini
Genus Pseudomorpha (Western False-form Beetles)
Explanation of Names
Pseudomorpha Kirby 1823
many dozen spp. in our area (24 described), arranged into 20 species-groups; ~160 spp. total (>¾ of which still undescribed)(1)
New World (OR-CO to Argentina) and so. Australia; in our area, by far most diverse in sw. US, with just 1 sp. in the southeast(1)(2)
dry loamy or sandy soil in deserts, grasslands, and forests; adults in and around ant nests, larvae are ant nest inquilines(1)
Life Cycle
females are ovoviviparous(1)