Galapagos Species Database
The Galapagos Species Database shares the information about the species from our Natural History Collections.
Pterothamnion orbignianum
Alga roja, Red algae
Domain
Eukaryota
Kingdom
Plantae
Phylum
Rhodophyta
Class
Florideophyceae
Order
Ceramiales
Family
Ceramiaceae
Genus
Pterothamnion
Species
orbignianum
Taxon category: Accepted
Syn.: Callithamnion orbignianum Montagne 1837, Antithamnion orbignianum (Montagne) De Toni 1903, Platythamnion orbignianum (Montagne) M.Howe 1914, Platythamnion heteromorphum f. reversum Setchell & N.L.Gardner 1903, Platythamnion reversum (Setchell & N.L.Gardner) Kylin 1925, Pterothamnion reversum (Setchell & N.L.Gardner) Athanasiadis & Kraft 1994 (Guiry & Guiry, 2021).
Origin: Native
Distribution: Galapagos I.: (P. reversum var. laxum) Academy Bay - Santa Cruz, off Post Office Bay - Floreana (Taylor, 1945). Santa Cruz and Floreana (Silva, 1966). (P. reversum) America: Oregon (Guiry & Guiry, 2021).
- Garske, L.E. (2002) Macroalgas Marinas. In: Danulat, E. & Edgar, G.J. (eds.) (2002): Reserva Marina de Galápagos. Línea Base de la Biodiversidad. Fundación Charles Darwin/Servicio Parque Nacional Galápagos, Santa Cruz, Galápagos, Ecuador, p. 419-439.
- Guiry, M.D. Guiry, G.M. (2021) AlgaeBase. World-wide electronic publication, National University of Ireland, Galway. http://www.algaebase.org
- 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.
- Miller, K.A. Garske, L.E. (2011) Galápagos Seaweeds. unpublished manuscript, 49 pp.
- Silva, P.C. Meñez, E.G. & Moe, R.L. (1987) Catalog of the benthic marine algae of the Philippines. Smithsonian Contributions to Marine Sciences 27: [i-ii] iii-iv, 1-179, 2 figs, 1 table.
- Taylor, W.R. (1945) Pacific marine algae of the Allan Hancock Expeditions to the Galapagos Islands. Allan Hancock Pac. Expedit., 12, iv+-528.
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, Pterothamnion orbignianum", dataZone. Charles Darwin Foundation, https://datazone.darwinfoundation.org/en/checklist/?species=19821. Accessed 1 November 2026.