Galapagos Species Database
The Galapagos Species Database shares the information about the species from our Natural History Collections.
Gryllodes sigillatus
Field Crickets, decorated cricket
Herbivore, maybe a scavenger; arid zone, at night on paths; males are frequently heard singing their distinctive calling song at night in coastal villages; March-May
Domain
Eukaryota
Kingdom
Animalia
Phylum
Arthropoda
Class
Insecta
Order
Orthoptera
Suborder
Ensifera
Superfamily
Grylloidea
Family
Gryllidae
Genus
Gryllodes
Species
sigillatus
Taxon category: Accepted
Origin: Introduced - established
Year of first record: 1989
Mode of introduction: Accidental
Introduction Pathway: Stowaway
Subpathway: Hitchhiker on transport vehicles/cargo
Introduced status: Naturalized
Invasive status: No data
Map of specimen collection localities or observation records for this species in our collections database.
Distribution: Genovesa, Santa Cruz, San Cristobal
- Peck, S.B. (1996) The arthropods of the allobiosphere (barren lava flows) of the Galapagos islands, Ecuador Noticias de Galápagos 56: 9-12.
- Peck, S.B. (1996) Diversity and distribution of the orthopteroid insects of the Galápagos Islands, Ecuador. Canadian Journal of Zoology 74: 1497-1510.
- 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. (2001) Smaller Orders of Insects of the Galápagos Islands, Ecuador: Evolution, Ecology, and Diversity. NRC Research Press, Ottawa, Ontario, Canada, 278 pp.
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This page should be cited as follows:
"Galapagos Species Database, Gryllodes sigillatus", dataZone. Charles Darwin Foundation, https://datazone.darwinfoundation.org/en/checklist/?species=10335. Accessed 31 October 2026.