Galapagos Species Database
The Galapagos Species Database shares the information about the species from our Natural History Collections.
Pycnarthrum insulare
escarabajo
Herbivore in wood; littoral and arid zones; January–March, September; at lights and FITs. Species in this genus are monogamous and construct biramous parental galleries in the cambium region of a host tree (Wood 1982).
Domain
Eukaryota
Kingdom
Animalia
Phylum
Arthropoda
Class
Insecta
Order
Coleoptera
Suborder
Polyphaga
Superfamily
Curculionoidea
Family
Curculionidae
Section
Scolytini
Genus
Pycnarthrum
Species
insulare
Taxon category: Accepted
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, San Cristóbal, Santa Cruz, Seymour
- Blair, K.G. (1933) Further Coleoptera from the Galapagos Archipelago. Ann. Mag. Nat. Hist., ser. 10, 11: 471-487.
- Bright, D.E. Peck, S.B. (1998) Scolytidae from the Galápagos Islands, Ecuador, with Descriptions of Four New Species, New Distribution Records, and a Key to Species (Coleoptera: Scolytidae). Koleopterol. Rundschau 68: 233-252.
- 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. (1977) Insects of the Galápagos (Supplement). Occassional Papers of the Califoria Academy of Sciences 125: 1-50.
- 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. (1938) Coleoptera from the Galapagos Islands. American Museum Novitates 981: 1-19.
- 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.
- Van Dyke, E.C. (1953) The Coleoptera of the Galapagos Islands. Occasional Papers of the California Academy of Sciences 22: 1-181.
You are welcome to download and use the information found in this page, acknowledging its source.
This page should be cited as follows:
"Galapagos Species Database, Pycnarthrum insulare", dataZone. Charles Darwin Foundation, https://datazone.darwinfoundation.org/en/checklist/?species=6872. Accessed 31 October 2026.