Galapagos Species Database
The Galapagos Species Database shares the information about the species from our Natural History Collections.
Polynoncus seymourensis
escarabajo
Scavenger on dry animal tissue; littoral to pampa zones; January–September; at lights, FIT, carrion and dung traps, pit traps.
Domain
Eukaryota
Kingdom
Animalia
Phylum
Arthropoda
Class
Insecta
Order
Coleoptera
Suborder
Polyphaga
Superfamily
Scarabaeoidea
Family
Trogidae
Genus
Polynoncus
Species
seymourensis
Taxon category: Accepted
Syn.: Trox seymourensis Mutchler, 1925, fide Peck (2006); This species is probably a sister species of P. sallei of coastal Peru and Ecuador.
Origin: Endemic
Map of specimen collection localities or observation records for this species in our collections database.
Distribution: Baltra, Española, Fernandina, Floreana, Genovesa, Isabela, Marchena, Pinta, Santa Cruz, Santiago, Seymour
- Franz, H. (1985) Beitrag zur Kenntnis der Koleopterenfauna der Galapagos-Inseln. Österr. Akad. Wissensch. Mathem.-naturw. Kl., Abt. I, 194(1-5): 73-124.
- Linsley, E.G. Usinger, R.L. (1966) Insects of the Galápagos Islands. Proceedings of the California Academy of Sciences Fourth Series 33(7): 113-196.
- Mutchler, A.J. (1925) Coleoptera. From the Williams Galapagos Expedition. Zoologica 5(20): 219-240.
- Peck, S.B. (2006) The Beetles of the Galápagos Islands, Ecuador: Evolution, Ecology, and Diversity (Insecta: Coleoptera) NRC Research Press, Ottawa, Ontario, Canada. 314 pp.
- Scholtz, C.H. (1990) Revision of the Trogidae of South America (Coleoptera: Scarabaeoidea). Journal of Natural History 24(6): 1391-1456.
- Scholtz, C.H. Peck, S. (1990) Description of a Polynoncus Burmeister larva, with implications for phylogeny of the Trogidae (Coleoptera: Scarabaeoidea). Systematic Entomology 15: 383-389.
- Van Dyke, E.C. (1953) The Coleoptera of the Galapagos Islands. Occasional Papers of the California Academy of Sciences 22: 1-181.
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This page should be cited as follows:
"Galapagos Species Database, Polynoncus seymourensis", dataZone. Charles Darwin Foundation, https://datazone.darwinfoundation.org/en/checklist/?species=6832. Accessed 8 June 2026.