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Chondracanthus acicularis (Roth) Fredericq

Classification:
Empire Eukaryota
Kingdom Plantae
Subkingdom Biliphyta
Phylum Rhodophyta
Subphylum Eurhodophytina
Class Florideophyceae
Subclass Rhodymeniophycidae
Order Gigartinales
Family Gigartinaceae
Genus Chondracanthus

Pictures

click on thumbnail for larger version.

Chondracanthus acicularis (Roth) Fredericq
Chondracanthus acicularis, lower intertidal, North of Portugal, 2013, Ignacio Bárbara. Ignacio Bárbara. © Ignacio Bárbara (barbara@udc.es).

Chondracanthus acicularis (Roth) Fredericq
Chondracanthus acicularis, lower intertidal, Ría de A Coruña, Galicia, Spain, 2013, Ignacio Bárbara" . Ignacio Bárbara. © Ignacio Bárbara (barbara@udc.es).

Chondracanthus acicularis (Roth) Fredericq
Collected near Roscoff (F), December 1984. 29 Dec 2011. Elmar Wosnitza. © Christine Wosnitza.

Chondracanthus acicularis (Roth) Fredericq
Finavarra, Co. Clare, Ireland. 14 Jun 2011. M.D. Guiry. © M.D. Guiry (mike.guiry@nuigalway.ie).

Chondracanthus acicularis (Roth) Fredericq
Australia. 25 May 2011. John Huisman. © John Huisman (j.huisman@murdoch.edu.au).

Chondracanthus acicularis (Roth) Fredericq
Chondracanthus acicularis Curragh, Co. Waterford, Ireland. 27 Aug 2010. M.D. Guiry. © Michael Guiry (mike.guiry@nuigalway.ie).

Chondracanthus acicularis (Roth) Fredericq
with Bifurcaria bifurcata, Ártabra, A Coruña, Galicia, Spain, 2009. Ignacio Bárbara. © Ignacio Bárbara (barbara@udc.es).

Chondracanthus acicularis (Roth) Fredericq
Madeira. Peter Wirtz. © Peter Wirtz (peterwirtz2004@yahoo.com ).

Chondracanthus acicularis (Roth) Fredericq
New Quay, Co. Clare, Ireland; on lower-shore ledges; to 60 mm. 14 Apr 2006. Michael Guiry. © Michael Guiry (mike.guiry@nuigalway.ie).

Chondracanthus acicularis (Roth) Fredericq
© ABC Taxa (eric.coppejans@ugent.be).

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16 Found - Displaying 1 through 10

 

Acrochaetium dasyae Collins

Chondracanthus acicularis (Roth) Fredericq Australia
© John Huisman (j.huisman@murdoch.edu.au)

Publication details
Chondracanthus acicularis (Roth) Fredericq in Hommersand, Guiry, Fredericq & Leister 1993: 117

Published in: Hommersand, M.H., Guiry, M.D., Fredericq, S. & Leister, G.L. (1993). New perspectives in the taxonomy of the Gigartinaceae (Gigartinales, Rhodophyta). Proceedings of the International Seaweed Symposium 14: 105-120, 41 figs.
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Type species
The type species (lectotype) of the genus Chondracanthus is Chondracanthus chauvinii (Bory) Kützing.

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

Basionym
Ceramium aciculare Roth

Type information
Type locality: Adriatic Sea: "In variis submarinis corporibus" Lectotype: Wulfen’'s (1803: 63) description in the absence of material (epitype) (Dixon & Irvine 1977: 237).

Origin of species name
Adjective B (Latin), acicular, i.e., narrow, stiff, pointed like a needle (Stearn 1973).

Homotypic Synonym(s)
Ceramium aciculare Roth 1806
Gigartina acicularis (Roth) J.V.Lamouroux 1813

Heterotypic Synonym(s)
Fucus acicularis Wulfen 1803
Fucus confervoides var. macrocarpus Clemente 1807
Gigartina falcata J.Agardh 1851

General environment
This is a marine species.

Common names

(as Chondracanthus acicularis (Roth) Fredericq)
English: Creephorn (Bunker et al. 2010).

Description
Cartilaginous, cylindrical or compressed, purple-red or blackish fronds, sometimes with greenish or whitish spots, to 100 mm long, irregularly bipinnately branched, branches curved, sharply pointed. Base initially discoid, becoming stoloniferous and entangled.

Habitat
On rocks, lower intertidal, generally uncommon but may be locally common on sheltered, silty shores in the lower intertidal, southern and western shores reaching its northern limit on the mid-western Irish coast.

Similar species
Gigartina pistillata (S.G. Gmelin) Stackhouse, an uncommon species except in the lower intertidal of south-western shores north to Pembrokeshire in Wales and Waterford in Ireland, forms pinnately branched ultimate branches and is not stoloniferous. Chondracanthus teedei (Roth) Kützing is brownish red in colour, distinctly compressed, regularly pinnately branched, and occurs in a few localities on the south and west coasts of Britain and Ireland.

Detailed distribution with sources (Click to Load)

Key references
Athanasiadis, A. (2016). Phycologia Europaea Rhodophyta Vol. I. pp. [i]-xxxxviii, 1-762. Thessaloniki: Published and distributed by the author.

Braune, W. (2008). Meeresalgen. Ein Farbbildführer zu den verbreiteten benthischen Grün- Braun- und Rotalgen der Weltmeere. pp. [1]-596, pls 1-266 (colour photographs). Ruggell: A.R.G. Gantner Verlag.

Loiseaux-de Goër, S. & Noailles, M.-C. (2008). Algues de Roscoff. pp. [1]-215, col. figs. Roscoff: Editions de la Station Biologique de Roscoff.

Rodríguez-Prieto, C., Ballesteros, E., Boisset, F. & Afonso-Carrillo, J. (2013). Guía de las macroalgas y fanerógamas marinas del Mediterráneo occidental. pp. [1]-656. Barcelona: Ediciones Omega, S.A..

Suárez, A.M., Martínez-Daranas, B. & Alfonso, Y. (2015). Macroalgas marinas de Cuba. pp. [1]-264, 229 figs. La Habana [Havana]: UH [Universidad de La Habana] Editorial.

Created: 31 March 1996 by M.D. Guiry

Verified by: 28 March 2017 by M.D. Guiry

Accesses: This record has been accessed by users 11273 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.)


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Citing AlgaeBase
Cite this record as:
M.D. Guiry in Guiry, M.D. & Guiry, G.M. 2018. AlgaeBase. World-wide electronic publication, National University of Ireland, Galway. http://www.algaebase.org; searched on 10 December 2018.

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