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

Interested in a 2022 BugGuide gathering in New Mexico?

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

National Moth Week 2020 photos of insects and people.

Photos of insects and people from the 2019 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.

Previous events


Genus Pytho

Not sure what family - Pytho niger Pythos in love triangle - Pytho americanus - male - female Pytho takes wing - Pytho americanus Larvae, pupae, adults - Pytho niger Larvae, pupae, adults - Pytho niger pytho pupa - Pytho seidlitzi Dead Log Beetle - Pytho niger Pytho niger
Kingdom Animalia (Animals)
Phylum Arthropoda (Arthropods)
Subphylum Hexapoda (Hexapods)
Class Insecta (Insects)
Order Coleoptera (Beetles)
Suborder Polyphaga (Water, Rove, Scarab, Long-horned, Leaf and Snout Beetles)
No Taxon (Series Cucujiformia)
Superfamily Tenebrionoidea (Fungus, Bark, Darkling and Blister Beetles)
Family Pythidae (Dead Log Beetles)
Genus Pytho
Explanation of Names
Pytho Latreille 1796
4 spp. in our area(1), 9 total(2)
Pronotum has distinct paired impressions
key to spp. in(3)
holarctic, transcontinental in both NA & Eurasia(1)(4)(2); updated distribution of our spp. in(5)
Coniferous forests, in dead conifers(1)
Apparently xylophagous(1)
Works Cited
1.American Beetles, Volume II: Polyphaga: Scarabaeoidea through Curculionoidea
Arnett, R.H., Jr., M. C. Thomas, P. E. Skelley and J. H. Frank. (eds.). 2002. CRC Press LLC, Boca Raton, FL.
2.Coleoptera, Beetles; Morphology and Systematics vol. 2
Richard A.B. Leschen, Rolf G. Beutel and John F. Lawrence. 2010. De Gruyter.
3.Natural history, classification, reconstructed phylogeny, and geographic history of Pytho Latreille (Col.: Heteromera: Pythidae)
Pollock D.A. 1991. Mem. Ent. Soc. Canada 154: 1-104.
5.Additional distribution records for the genus Pytho Latreille (Coleoptera: Tenebrionoidea: Pythidae)
Powell G.S., Brattain R.M., Holland J.D. 2015. Col. Bull. 69: 761-765.