Galapagos Species Database
The Galapagos Species Database shares the information about the species from our Natural History Collections.
Anoplodactylus monotrema
araña de mar, Sea spider
Domain
Eukaryota
Kingdom
Animalia
Phylum
Arthropoda
Class
Pycnogonida
Order
Pantopoda
Suborder
Eupantopodida
Superfamily
Phoxichilidoidea
Family
Phoxichilidiidae
Genus
Anoplodactylus
Species
monotrema
Taxon category: Accepted
Origin: Introduced - established
Year of first record: 1934
Mode of introduction: Accidental
Introduction Pathway: Stowaway
Subpathway: Ship ballast water
Introduced status: Naturalized
Invasive status: Under watch
Map of specimen collection localities or observation records for this species in our collections database.
- Carlton, J. T. Keith, I., & Ruiz, G. M. (2019) Assessing marine bioinvasions in the Galápagos islands: Implications for conservation biology and marine protected areas. Aquatic Invasions, 14(1), 1–20. https://doi.org/10.3391/ai.2019.14.1.01
- GBIF Secretariat (2021) GBIF Backbone Taxonomy. Https://doi.org/10.15468/39omei Accessed via https://www.gbif.org/species/5284517
- Horton, T. Horton, T., Kroh, A., Ahyong, S., Bailly, N., Boyko, C. B., Brandão, S. N., Gofas, S., Hooper, J. N. A., Hernandez, F., Holovachov, O., Mees, J., Molodtsova, T. N., Paulay, G., Decock, W., Dekeyzer, S., Poffyn, G., Vandepitte, L., Vanhoorne, B., Adlard, R., ... Zhao, Z. (2021) World Register of Marine Species. Available from https://www.marinespecies.org at VLIZ.
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, Anoplodactylus monotrema", dataZone. Charles Darwin Foundation, https://datazone.darwinfoundation.org/en/checklist/?species=9313. Accessed 3 April 2026.