no idea if inat's suggestion here is correct.
Chlaenius tomentosus
14 September 2024
Golden Triangle Mall
Denton, Denton County, Texas
Less than 1 cm long black beetle resting on California Cudweed (Pseudognaphalium californicum) flowers on coastal bluff.
Genus Pseudocistela is a member of Comb-clawed Darkling Beetles Subfamily Alleculinae and the family Tenebrionidae.
Kaufman Field Guide to Insects of North America, 2007, p. 161.
BugGuide: https://bugguide.net/index.php?q=search&keys=Pseudocistela+
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Beetle Anatomy: simple diagram of external parts: https://animalcorner.org/beetle-anatomy/
Field Guide to California Insects, by Kip Will, J. Gross, D. Rubinoff , J. Powell, 2nd ed., 2020,
Beetles (Order Coleoptera), pp. 189-266.
"Beetles make up the largest Order in the Animal kingdom, in terms of the number of known species. (Next largest are Lepidoptera, Hymenoptera, and Diptera). Many beetles eat living plants and their larvae are found on or in flowers, fruits, leaves, stems, or roots. There are at least 8,000 species of beetles in California and 23,000+ in North America, with many awaiting discovery."
BugGuide: Arthropods: Photos of Insects, Spiders & Their Kin (US & Canada), clickable categories or use search bar (scientific name): https://bugguide.net/node/view/3/bgpage
Cucujiform Beetles (Infraorder Cucujiformia) represent most plant-eating beetles. The infraorder contains 7 SUPERfamilies: https://www.inaturalist.org/taxa/372852-Cucujiformia
Taxonomic Chart of Cucujiform Beetles: https://www.inaturalist.org/taxa/372852-Cucujiformia
Chrysomeloidea (~7 families including longhorn beetles and leaf beetles)
Cleroidea (checkered beetles, bark-gnawing beetles and soft-winged flower beetles)
Coccinelloidea (15 families, includes lady beetles (a.k.a. ladybugs) and fungus beetles)
Cucujoidea (~27 families)
Curculionoidea (~8 families primarily consisting of weevils and also including snout beetles and bark beetles)
Lymexyloidea (ship-timber beetles)
Tenebrionoidea (formerly "Heteromera") (30 families including darkling beetles, blister beetles and ant-like beetles)
Irene's Cucujiform Beetles (Infraorder Cucujiformia) observations on INaturalist: https://www.inaturalist.org/observations?place_id=any&taxon_id=372852&user_id=aparrot1&verifiable=any
Irene's (aparrot1) Profile Page on INaturalist listing Nature Resources (includes online references with links) for Plants, Birds, Fungi, Lepidoptera, Arachnids, Reptiles, Amphibians, Marine Life, Plant Galls, and more: https://www.inaturalist.org/people/3188668
Gleaned from side of house. c#7579