Galapagos Species Database

The Galapagos Species Database shares the information about the species from our Natural History Collections.

Home Research Hub dataZone Galapagos Species Database

Acrotrichis discolouroides Johnson, 1969

escarabajo

Fungivore; arid to pampa and agriculture zones; February–June; in moss and log and leaf litter, in horse dung, FIT, malaise traps; parthenogenetic.

Taxonomy

Domain
Eukaryota

Kingdom
Animalia

Phylum
Arthropoda

Class
Insecta

Order
Coleoptera

Suborder
Polyphaga

Superfamily
Staphylinoidea

Family
Ptiliidae

Genus
Acrotrichis

Species
discolouroides

Taxon category: Accepted

Origin: Introduced - established

Introduction

Year of first record: 1989

Mode of introduction: Accidental

Introduction Pathway: Contaminant

Subpathway: On habitat material (soil, vegetation)

Introduced status: Naturalized

Invasive status: Unlikely to become invasive

Distribution

Map of specimen collection localities or observation records for this species in our collections database.

Distribution: Santa Cruz, Floreana, Isabela, Pinta, San Cristóbal

References

  • Franz, H. (1985) Beitrag zur Kenntnis der Koleopterenfauna der Galapagos-Inseln. Österr. Akad. Wissensch. Mathem.-naturw. Kl., Abt. I, 194(1-5): 73-124.
  • Johnson, C. (1969) The genus Acrotrichis Motschulsky (Coleoptera: Ptiliidae) in the Ethiopian Region. Rev. Zool. Bot. Afr. 79: 215–260.
  • Johnson, C. (1982) Ptiliidae (Coleoptera) from the Galapagos and Cocos Islands. Brenesia 19/20: 189-199.
  • 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. 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, Acrotrichis discolouroides", dataZone. Charles Darwin Foundation, https://datazone.darwinfoundation.org/en/checklist/?species=11320. Accessed 31 October 2026.