Galapagos Species Database

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

Dichotomaria marginata (J. Ellis & Solander) Lamarck

alga roja, red algae

 Dichotomaria marginata , CDS specimen herbarium. Photo: Bravo, L..
Dichotomaria marginata , CDS specimen herbarium. Photo: Bravo, L..

Taxonomy

Domain
Eukaryota

Kingdom
Plantae

Phylum
Rhodophyta

Class
Florideophyceae

Order
Nemaliales

Family
Galaxauraceae

Genus
Dichotomaria

Species
marginata

Taxon category: Accepted

Syn.: Brachycladia marginata (Ellis & Solander) F.Schmitz, 1889, Corallina marginata J.Ellis & Solander, 1786, Galaxaura angustifrons Kjellman, 1900, Galaxaura canaliculata (Kützing) Kützing, 1849, Galaxaura clavigera Kjellman, 1900, Galaxaura frutescens Kjellman, 1900, Galaxaura marginata (Ellis & Solander) J.V.Lamouroux, 1816, Galaxaura marginata var. linearis (Kützing) J.Agardh, Galaxaura mauiana Butters, 1911, Galaxaura occidentalis Børgesen, 1916, Galaxaura stupocaula Kjellman, 1900, Galaxaura ventricosa Kjellman, 1900, Galaxaura veprecula Kjellman, 1900, Galaxaura yaeyamensis T.Tanaka, 1960, Halysium canaliculatum Kützing, 1843 Microthoe marginata (Ellis & Solander) Harvey, 1855, Zanardinia marginata (Ellis & Solander) J.Agardh, 1876 (Horton et al., 2021). Taxonomy note: In need of taxonomic revision (Wang et al., 2005: 685). (Guiry & Guiry, 2021). This name Dichotomaria marginata (J. Ellis & Solander) Lamarck was considered acepted of G. stupocaulon, fide Guiry & Guiry (2010)

Origin: Native

Distribution

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

Distribution: Galapagos I.: (G. marginata) Isabela (Silva, 1966). (G. marginata var. linearis) Galapagos Islands (Miller & Garske, 2011). (D. marginata) Africa, Caribbean, America: Gulf of California, Mexico, Costa Rica, Brazil, Galapagos I. (Guiry & Guiry, 2021).

References

  • Taylor, W.R. (1945) Pacific marine algae of the Allan Hancock Expeditions to the Galapagos Islands. Allan Hancock Pac. Expedit., 12, iv+-528.
  • 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
  • Farlow, W.G. (1902) Algae. In: B.L. Robinson: Flora of the Galapagos Islands. Proc. Amerc. Acad. Arts Sc. 38(4): 89-99, N.S. 14 (Papers from the Hopkins-Stanford Expedition to the Galapagos Islands)
  • Silva, P.C. (1966) Status of our knowledge of the Galapagos benthic marine algal flora prior to the Galapagos International Scientific Project. In: Bowman, R.I. (ed.): The Galapagos Islands Symposium of the Galapagos International Scientific Project. University of California Press, Berkeley, p. 149-156.
  • Miller, K.A. Garske, L.E. (2011) Galápagos Seaweeds. unpublished manuscript, 49 pp.
  • 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, Dichotomaria marginata", dataZone. Charles Darwin Foundation, https://datazone.darwinfoundation.org/en/checklist/?species=11548. Accessed 12 August 2025.