Thecadinium striatum S.Yoshimatsu, S.Toriumi & J.D.Dodge 2004

Publication Details
Thecadinium striatum S.Yoshimatsu, S.Toriumi & J.D.Dodge 2004: 213, 216, figs 4, 23-30, 49

Published in: Yoshimatsu, S., Toriumi, S. & Dodge, J.D. (2004). Morphology and taxonomy of five marine sand-dwelling Thecadinium species (Dinophyceae) from Japan, including four new species: Thecadinium arenarium sp. nov., Thecadinium ovatum sp. nov., Thecadinium striatum sp. nov. & Thecadinium yashimaense sp. nov. Phycological Research 52(3): 211-223.

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Publication date: September 2004

Type Species
The type species (lectotype) of the genus Thecadinium is Thecadinium petasatum Kofoid & Skogsberg.

Status of Name
This name is currently regarded as a synonym of Carinadinium striatum (S.Yoshimatsu, S.Toriumi & J.D.Dodge) Hoppenrath.

Source of Synonymy
Hoppenrath, M., Reñé, A., Satta, C.T., Yamaguchi, A. & Selina, M.S. (2021). Molecular phylogeny and morphology of Carinadinium gen. nov. (Dinophyceae, Gonyaulacales), including marine sand-dwelling dinoflagellate species formerly classified within Thecadinium. European Journal of Protistology 81(125835): 1–21, 1 figure, 4 tables.

Type Information
Type locality: Fubogahama, Kagawa Prefecture, Japan; (Yoshimatsu, Toriumi & Dodge 2004: 216) Holotype: Fig. 23 (epitype) (Yoshimatsu, Toriumi & Dodge 2004: 216) Notes: Isotype: Fig. 24.

Origin of Species Name
Adjective (Latin), striped or fluted.

General Environment
This is a marine species.

Description
Cells thecate, elliptical in shape, 33-41 µm long, 23-30 µm deep, bilaterally flattened. Hypotheca three times longer than epitheca. Cingulum forming a left-handed spiral, displaced about two times its width without an overhang. Hypotheca with several strong spines at antapex. Nucleus situated on the dorsal side in central area of the hypotheca. Chloroplasts absent. Plate formula: 3', 6", 6c, 5s?, 5"', 1"".

Created: 02 December 2004 by Sandy Lawson.

Last updated: 21 November 2021

Verification of Data
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Linking to this page: https://www.algaebase.org/search/species/detail/?species_id=65963

Citing AlgaeBase
Cite this record as:
Salvador Valenzuela Miranda in Guiry, M.D. & Guiry, G.M. 21 November 2021. AlgaeBase. World-wide electronic publication, National University of Ireland, Galway. https://www.algaebase.org; searched on 26 May 2025