Galapagos Species Database
The Galapagos Species Database shares the information about the species from our Natural History Collections.
Caulophilus oryzae
Gorgojo, Broad nosed grain weevil
Scavenger as pest of stored products; urban, agriculture and humid forest zones; January, February, April, May; in fruit litter and avocado seeds, FIT.
Domain
Eukaryota
Kingdom
Animalia
Phylum
Arthropoda
Class
Insecta
Order
Coleoptera
Suborder
Polyphaga
Superfamily
Curculionoidea
Family
Curculionidae
Section
Dryotribini
Genus
Caulophilus
Species
oryzae
Taxon category: Accepted
Origin: Introduced - established
Year of first record: 1964
Mode of introduction: Accidental
Introduction Pathway: Contaminant
Subpathway: Food contaminant
Introduced status: Naturalized
Invasive status: Unlikely to become invasive
Map of specimen collection localities or observation records for this species in our collections database.
Distribution: Santa Cruz
- Peck, S.B. (1996) Origin and development of an insect fauna on a remote archipelago: The Galápagos Islands, Ecuador. In: Keast A., Miller S.E. (eds.): The origin and evolution of Pacific Island biotas, New Guinea to eastern Polynesia: patterns and processes. SPB Academic Publishing, Amsterdam, The Netherlands, p. 91-122.
- Peck, S.B. Kukalová-Peck, J. (1990) Origin and biogeography of the beetles (Coleoptera) of the Galápagos Archipelago, Ecuador. Can. J. Zool. 68(8): 1617-1638.
- Peck, S.B. Heraty, J., Landry, B. & Sinclair, B.J. (1998) Introduced insect fauna of an oceanic archipelago: The Galápagos Islands, Ecuador. Am. Entomol. 44: 218-237.
- 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.
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, Caulophilus oryzae", dataZone. Charles Darwin Foundation, https://datazone.darwinfoundation.org/en/checklist/?species=11663. Accessed 8 June 2026.