Galapagos Species Database

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

Microvelia ashlocki Polhemus, 1968

broad-shouldered water strider

Predator; on surface of pools in Miconia zone; and waters of arid zone lava crevices; March-May, December.

Taxonomy

Domain
Eukaryota

Kingdom
Animalia

Phylum
Arthropoda

Class
Insecta

Order
Hemiptera

Suborder
Heteroptera

Family
Veliidae

Genus
Microvelia

Species
ashlocki

Taxon category: Accepted

The two endemic species in this genus can only be separated by the shape of the male parameres. Both seemingly descended from a common colonizing ancestor.

Origin: Endemic

Distribution

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

References

  • Froeschner, R.C. (1985) Synopsis of the Heteroptera or True Bugs of the Galápagos Islands. Smithsonian Contributions to Zoology 407: 1-84.
  • Gerecke, R. Peck, S.B. & Pehofer, H.E. (1995) The invertebrate fauna of the inland waters of the Galápagos Archipelago (Ecuador) - a limnological and zoogeographical summary. Arch. Hydrobiol./ Suppl. 107(2): 113-147.
  • Linsley, E.G. (1977) Insects of the Galápagos (Supplement). Occassional Papers of the Califoria Academy of Sciences 125: 1-50.
  • Peck, S.B. Kukalova-Peck J. (1986) Preliminary summary of the subterranean fauna of the galapagos islands, Ecuador. Part II. The insects, evolution, and biogeography. Proc. 9th Intnl. Congr. Speleology, Barcelona 2: 166-169.
  • Peck, S.B. Peck, J. (1986) The Galapagos Islands. Volcanic caves and cave fauna of the Galapagos Islands. The Canadian Caver 18(1): 42-49.
  • 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.
  • Polhemus, J.T. (1968) A new Microvelia from the Galápagos (Hemiptera: Veliidae). Proceedings of the Entomological Society of Washington 70(2): 129-132.

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, Microvelia ashlocki", dataZone. Charles Darwin Foundation, https://datazone.darwinfoundation.org/en/checklist/?species=6635. Accessed 30 October 2026.