Predaea laciniosa 1984
Predaea laciniosa Kraft Panama. Habit of soft gelatinous thallus.
© Diane Littler (firstname.lastname@example.org)
Predaea laciniosa Kraft 1984: 11, figs 25-35
Published in: Kraft, G.T. (1984). The red algal genus Predaea (Nemastomataceae, Gigartinales) in Australia. Phycologia 23: 3-20, 43 figs.
The type species (holotype) of the genus Predaea is Predaea masonii (Setchell & N.L.Gardner) G.De Toni.
Status of name
This name is of an entity that is currently accepted taxonomically.
Type locality: Heron Island, Great Barrier Reef, Australia (Kraft 1984: 11). Holotype: MELU K15426 - Figs 25, 26 (Kraft 1984: 11). Notes: Type locality: Coral Gardens, Heron Island, Great Barrier Reef, Australia. Holotype MELU K15426 (South & Skelton, 2003: 728).
Origin of species name
Adjective (Latin), laciniate.
No synonyms are currently included in AlgaeBase.
This is a marine species.
Thallus: gelatinous, slippery, soft to turgid, 2-5 cm high, pink to rose-red; branching irregular. Main axis to 1 cm thick, irregularly lobed, in more than one plane; apices bluntly rounded. Medulla of loosely arranged longitudinal filaments (2-3 µm diam.) within mucilaginous gel. Cortical filaments radial, dichotomously branched, deeply pigmented; cells ovoid, 4-5 µm diam.; gland cells spherical, intercalary, rare,13-26 µm diam. Spermatangia spherical, 2-3 µm diam., 1-2 terminal on apical or subapical cells. Cystocarps ovoid, 78-126 µm diam.; carposporangia ovoid to spherical, tightly packed, 4-8 µm diam. (http://biogeodb.stri.si.edu/pacificalgae/specie/110).
Rare: on rocks, coral rubble, or crustose corallines; to 10 m deep.
Ballantine, D.L., Ruiz, H. & Aponte, N.E. (2009). Notes on the benthic marine algae of Puerto Rico. IX. Additions to the flora including reports of three species for the first time in the Atlantic Ocean. Botanica Marina 52(3): 229-235, 13 figs.
Huisman, J.M. (2019). Marine plants of Australia Revised edition. pp. [i]-xviii, -435, numerous col. figs. Crawley Western Australia: UWA Publishing.
Huisman, J.M., Abbott, I.A., Smith, C.M. (2007). Hawaiian reef plants. pp. -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. (2018). Gelidiales. In: Algae of Australia. Marine benthic algae of north-western Australia. 2. Red algae. (Huisman, J.M. Eds), pp. 245-264. Canberra & Melbourne: ABRS & CSIRO Publishing.
N'Yeurt, A.D.R. & Payri, C.E. (2010). Marine algal flora of French Polynesia III. Rhodophyta, with additions to the Phaeophyceae and Chlorophyta. Cryptogamie Algologie 31: 3-205.
Schils, T. & Coppejans, E. (2002). Gelatinous red algae of the Arabian Sea, including Platoma heteromorphum sp. nov. (Gigartinales, Rhodophyta). Phycologia 41: 254-267.
Created: 09 November 1999 by M.D. Guiry
Verified by: 16 January 2020 by M.D. Guiry
Accesses: This record has been accessed by users 1089 times since it was created.
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Linking to this page: http://www.algaebase.org/search/species/detail/?species_id=21149
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 16 April 2021.