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Actinotrichia fragilis (Forsskål) Børgesen 1932

Classification:
Empire Eukaryota
Kingdom Plantae
Subkingdom Biliphyta
Phylum Rhodophyta
Subphylum Eurhodophytina
Class Florideophyceae
Subclass Nemaliophycidae
Order Nemaliales
Suborder Galaxaurineae
Family Galaxauraceae
Genus Actinotrichia

Pictures

click on thumbnail for larger version.

Actinotrichia fragilis (Forsskål) Børgesen
Heron Island, Queensland. J.M. Huisman. © J.M. Huisman.

Actinotrichia fragilis (Forsskål) Børgesen
Palau Islands, West Pacific. Hideki Yukihira. © Palau International Coral Reef Center.

Actinotrichia fragilis (Forsskål) Børgesen
Palau Islands, West Pacific. Hideo Ohba. © Palau International Coral Reef Center.

Actinotrichia fragilis (Forsskål) Børgesen
Palau Islands, West Pacific. Hideki Yukihira. © Palau International Coral Reef Center.

Actinotrichia fragilis (Forsskål) Børgesen
Palau Islands, West Pacific, 1 m deep. Hideki Yukihira. © Palau International Coral Reef Center.

Actinotrichia fragilis (Forsskål) Børgesen
Hawaii; scale is 5 mm. 12 Aug 2011. J.M. Huisman. © J.M. Huisman.

Actinotrichia fragilis (Forsskål) Børgesen
Hawaii; regularly whorles filaments emerging from smooth calcification layer; scale 1 mm. 12 Aug 2011. J.M. Huisman. © J.M. Huisman.

Actinotrichia fragilis (Forsskål) Børgesen
Tanzania. Katrin Østerlund. © Katrin Oesterlund (Katrin.Osterlund@uadm.uu.se).

Actinotrichia fragilis (Forsskål) Børgesen
© ABC Taxa (eric.coppejans@ugent.be).

Actinotrichia fragilis (Forsskål) Børgesen
Ningaloo Reef, Western Australia. John Huisman. © John Huisman (j.huisman@murdoch.edu.au).

 

Lithothamnion fruticulosum f. fastigiatum Foslie

Actinotrichia fragilis (Forsskål) Børgesen Palau Islands, West Pacific, 1 m deep
© Palau International Coral Reef Center

Publication details
Actinotrichia fragilis (Forsskål) Børgesen 1932: 6

Published in: Børgesen, F. (1932). A revision of Forsskål's algae mentioned in Flora Aegyptiaco-Arabica and found in his herbarium in the Botanical Museum of the University of Copenhagen. Dansk Botanisk Arkiv 8(2): 1-14, 4 figs, 1 plate.
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Type species
The type species (holotype) of the genus Actinotrichia is Actinotrichia rigida (J.V.Lamouroux) Decaisne.

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

Basionym
Fucus fragilis Forsskål

Type information
Type locality: Mokha, Yemen (Silva & al. 1996: 104).

Origin of species name
Adjective (Latin), fragile (Stearn 1973).

Homotypic Synonym(s)
Fucus fragilis Forsskål 1775

Heterotypic Synonym(s)
Galaxaura rigida J.V.Lamouroux 1816
Actinotrichia rigida (J.V.Lamouroux) Decaisne 1842

Taxonomic notes
According to Silva et al. (1996), the name Galaxaura indurata has been misapplied to this species by Hauck (1888 [1886-1889]: 87)

Habitat notes
Attached to reef rocks at depths of 1-10 m ( Liu & Wang 2009). - (2 Mar 2010) - Wendy Guiry

General environment
This is a marine species.

Detailed distribution with sources (Click to Load)

Key references
Boo, S.M. & Ko, Y.D. (2012). Marine plants from Korea. pp. [1] 5-233, many col. photographs. Seoul: Marine & Extreme Genome Research Centre Program. [in Korean]

Huisman, J.M. (2006). Actinotrichia. In: Algae of Australia Nemaliales. (Huisman, J.M. Eds), pp. 13-16. Canberra: Australian Biological Resources Study.

Huisman, J.M. (2019). Marine plants of Australia Revised edition. pp. [i]-xviii, [1]-435, numerous col. figs. Crawley Western Australia: UWA Publishing.

Huisman, J.M., Abbott, I.A., Smith, C.M. (2007). Hawaiian reef plants. pp. [1]-264, numerous colour photographs. Honolulu: A publication of the University of Hawai'i Sea Grant College Program.

Huisman, J.M., Boo, G.H., Boo, S.M. & Lin, S.-M. (2018). Galaxauraceae. In: Algae of Australia. Marine benthic algae of north-western Australia. 2. Red algae. (Huisman, J.M. Eds), pp. 30-48. Canberra & Melbourne: ABRS & CSIRO Publishing.

Liu, S.-L. & Wang, W.-L. (2009). Molecular systematics of the genus Actinotrichia (Galaxauraceae, Rhodophyta) from Taiwan, with a description of Actinotrichia taiwanica sp. nov.. European Journal of Phycology 44(1): 89-105, 55 figs, 2 tables.

Skelton, P.A. & South, G.R. (2007). The benthic marine algae of the Samoan Archipelago, South Pacific, with emphasis on the Apia District. Nova Hedwigia Beihefte 132: 1-350.

Wang, W.-L., Liu, S.-L. & Lin, S.-M. (2005). Systematics of the calcified genera of the Galaxauraceae (Nemaliales, Rhodophyta) with an emphasis on Taiwan species. Journal of Phycology 41: 685-703.

Zeng, C. (Tseng, C.K.), Luan, R., Chen, Z. & Li, W. (2005). Flora algarum marinarum sinicarum Tomus II Rhodophyta No. II Acrochaetiales Nemaliales Bonnemaisoniales. pp. [i-vii], i-xxiii, 1-180 , pls I-VIII. Beijing: Science Press.

Created: 29 December 1997 by M.D. Guiry

Verified by: 16 January 2020 by M.D. Guiry

Accesses: This record has been accessed by users 5712 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.)

Wang, W.-L. & Chiang, Y.-M. (2001). The reproductive development of the red alga Actinotrichia fragilis (Galaxauraceae, Nemaliales). European Journal of Phycology 36: 377-384.

Linking to this page: http://www.algaebase.org/search/species/detail/?species_id=1744

Citing AlgaeBase
Cite this record as:
M.D. Guiry in Guiry, M.D. & Guiry, G.M. 2021. AlgaeBase. World-wide electronic publication, National University of Ireland, Galway. http://www.algaebase.org; searched on 05 March 2021.

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