Gelidium pusillum var. pulvinatum (C.Agardh) Feldmann 1936

Publication Details
Gelidium pusillum var. pulvinatum (C.Agardh) Feldmann 1936: 113

Published in: Feldmann, J. & Hamel, G. (1936). Floridées de France VII. Gélidiales. Revue Algologique 9: 85-140, 36 figs, 5 pls [2-6].

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Type Species
The type species (holotype) of the genus Gelidium is Gelidium corneum (Hudson) J.V.Lamouroux.

Status of Name
This name is of an entity that is currently accepted taxonomically.

Basionym
Sphaerococcus corneus var. pulvinatus C.Agardh

Type Information
Type locality: Cadíz, Spain;

Origin of Species Name
Adjective (Latin), very small (Stearn 1973).

General Environment
This is a marine species.

Description
Cartilaginous, purplish or blackish red, turf-forming, 2-10 mm high, arising from an extensive creeping base and incorporating shell debris and small molluscs. Erect fronds flattened and leaf-like and 0.5-2 mm broad.

Habitat
On rock in upper intertidal forming extensive mat-like growths below Pelvetia canaliculata, particularly on vertical or near-vertical surfaces. Sometimes associated with Catenella opuntia (p. 00) and Rhodothamniella purpurea (p. 00). Widely distributed, common.

Key Characteristics
Turf formation in the upper intertidal, blackish-red colour when slightly dry, and extensive rhizoids.

Similar Species
Catenella opuntia also forms turf- or mat-like extensions but is softer has has the appearance of small cocktail sausages.

Created: 21 August 1996 by M.D. Guiry.

Last updated: 04 September 2017

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Linking to this page: https://www.algaebase.org/search/species/detail/?species_id=914

Citing AlgaeBase
Cite this record as:
M.D. Guiry in Guiry, M.D. & Guiry, G.M. 04 September 2017. AlgaeBase. World-wide electronic publication, National University of Ireland, Galway. https://www.algaebase.org; searched on 16 April 2024

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