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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


Family Jacobsoniidae - Jacobson's Beetles

Derolathrus cavernicolus Peck (Jacobsoniidae) - Derolathrus cavernicolus Derolathrus cavernicolus
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)
Superfamily Derodontoidea (Tooth-necked Fungus Beetles)
Family Jacobsoniidae (Jacobson's Beetles)
Other Common Names
Jacobsoniid Beetles
Synonyms and other taxonomic changes
used to be treated in the Elateroidea(1); moved to Derodontoidea by Lawrence et al. (2010)
Explanation of Names
Jacobsoniidae Heller 1926
2 spp. in a single genus in our area; ~20 spp. in 3 genera worldwide(1)(2)
mostly tropical islands, esp. in the so. hemisphere, as follows(1)(3):
Derolathrus FL to Brazil + so. Africa, Australia, and a number of tropical islands around the globe
Sarothrias Indian & sw. Pacific oceans
one monotypic genus in New Zealand
Print References
Lawrence J.F., R.G. Beutel, & R.A.B Leschen (2010) Chapter 5. Derodontiformia: Introduction, Phylogeny. In: Leschen R.A.B., R.G. Beutel & J.F. Lawrence (Eds), Handbook of Zoology, Coleoptera Vol. 2: Morphology and Systematics (Elateroidea, Bostrichformia, Cucujiformia partim). Walter de Gruyter, Berlin: 179-180.
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.Order Coleoptera Linnaeus, 1758. In: Zhang Z.-Q. (ed.) Animal biodiversity: An outline of higher-level classification...
Ślipiński S.A., Leschen R.A.B., Lawrence J.F. 2011. Zootaxa 3148: 203–208.
3.Derolathrus cavernicolus n. sp., a beetle family new for North America (Coleoptera: Jacobsoniidae)
Peck S.B. 2010. Ann. Entomol. Soc. Am. 103: 1-6.