Galapagos Species Database

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

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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

  • 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.
  • 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.
  • 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. (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.
  • Johnson, C. (1969) The genus Acrotrichis Motschulsky (Coleoptera: Ptiliidae) in the Ethiopian Region. Rev. Zool. Bot. Afr. 79: 215–260.

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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 3 August 2025.