155,100 species and infraspecific names are in the database, 21,784 images, 59,949 bibliographic items, 433,667 distributional records.

Ralfsia hancockii E.Y.Dawson

Publication details
Ralfsia hancockii E.Y.Dawson 1944: 223, pl. 31: figs 6, 7; pl. 54: fig. 2

Published in: Dawson, E.Y. (1944). The marine algae of the Gulf of California. Allan Hancock Pacific Expeditions 3: i-v, 189-432, pls 31-77.
 Download PDF

Type species
The type species (holotype) of the genus Ralfsia is Ralfsia deusta (C.Agardh) Berkeley.

Status of name
This name is currently regarded as a synonym of Neoralfsia hancockii (E.Y.Dawson) D.Leon-Alvarez & M.L.Nunez-Reséndiz

Synonym(s)
No synonyms are currently included in AlgaeBase.

General environment
This is a marine species.

Type information
Type locality: San Jose del Cabo (Dawson 1944: 223). Not specified: D.640; 16 February 1940; growing over bare rock surfaces in middle littoral. Herb. AHF 9 (Dawson 1944: 223). Notes: Holotype: D650 in LAM500460, after HAHF9, now in UC; isotype: UC700549 (Leon-Alvarez et al., 2014: 145).

Detailed distribution with sources (Click to Load)

Source of current name
Leon-Alvarez, D., Nunez-Resendiz, M.L., & Ponce-Márquez, M.E. (2014). Morphological and molecular characterization of Neoralfsia hancockii comb. nov. (Ralfsiales, Phaeophyceae) from topotype of San José del Cabo, Baja California, Mexico. Botanica Marina 57(2): 139-146.

Key references
León-Alvarez, D. & González-González, J. (2003). The morphological distinction of Ralfsia expansa and R. hancockii (Ralfsiaceae, Phaeophyta) from Mexico. Phycologia 42: 613-621.

Norris, J.N. (2010). Marine algae of the Northern Gulf of California: Chlorophyta and Phaeophyceae. Smithsonian Contributions to Botany 94: i-x, 1-276.

Pedroche, P.F., Silva, P.C., Aguilar Rosas, L.E., Dreckmann, K.M. & Aguilar Rosas, R. (2008). Catálogo de las algas benthónicas del Pacífico de México II. Phaeophycota. pp. [i-viii], i-vi, 15-146. Mexicali & Berkeley: Universidad Autónoma Metropolitana; Universidad Autónoma de Baja California; University of California Berkeley.

Created: 15 February 2002 by Wendy Guiry

Verified by: 20 August 2014 by Wendy Guiry

Accesses: This record has been accessed by users 752 times since it was created.

Verification of data
Users are responsible for verifying the accuracy of information before use, as noted on the website Content page.

References
(Please note: only references with the binomials in the title are included. The information is from the Literature database.)

León-Alvarez, D. & González-González, J. (1995). Characterization of the environmental distribution and morphs of Ralfsia hancockii Dawson (Phaeophyta) in the Mexican tropical Pacific. Botanica Marina 38: 359-367, 4 figs, 5 tables.
León-Alvarez, D. & González-González, J. (2003). The morphological distinction of Ralfsia expansa and R. hancockii (Ralfsiaceae, Phaeophyta) from Mexico. Phycologia 42: 613-621.

Linking to this page: http://www.algaebase.org/search/species/detail/?species_id=26965

Citing AlgaeBase
Cite this record as:
Wendy Guiry in Guiry, M.D. & Guiry, G.M. 2019. AlgaeBase. World-wide electronic publication, National University of Ireland, Galway. http://www.algaebase.org; searched on 20 April 2019.

SITE © 1996 - 2019 M.D. Guiry. All rights reserved.

Website Design : 249 Design Studio