Galapagos Species Database
The Galapagos Species Database shares the information about the species from our Natural History Collections.
Silvanus difficilis
Escarabajo
Probably fungivorous, occurs under bark, and an occasional stored products pest (Halstead 1993); arid to humid forest and agriculture zones; January–April, July; beating burned trees, under bark, at UV light.
Domain
Eukaryota
Kingdom
Animalia
Phylum
Arthropoda
Class
Insecta
Order
Coleoptera
Suborder
Polyphaga
Superfamily
Cucujoidea
Family
Silvanidae
Genus
Silvanus
Species
difficilis
Taxon category: Accepted
Origin: Introduced - established
Year of first record: 1991
Mode of introduction: Accidental
Introduction Pathway: Contaminant
Subpathway: Food contaminant
Introduced status: Naturalized
Invasive status: No data
Map of specimen collection localities or observation records for this species in our collections database.
Distribution: Santa Cruz
- 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, Silvanus difficilis", dataZone. Charles Darwin Foundation, https://datazone.darwinfoundation.org/en/checklist/?species=11650. Accessed 4 June 2026.