Hemidiscus ovalis (R.Gersonde) D.M.Harwood & T.Maruyama, nom. illeg. 1992
Publication Details
Hemidiscus ovalis (R.Gersonde) D.M.Harwood & T.Maruyama, nom. illeg. 1992: 703, pl. 11: fig. 2; pl. 12: figs 1-3
Published in: Harwood, D.M. & Maruyama, T. (1992). Middle Eocene to Pleistocene diatom biostratigraphy of Southern Ocean sediments from the Kerguelen Plateau, Leg 120. Proceedings of the Ocean Drilling Program, Scientific Results 120: 683-733.
Type Species
The type species (holotype) of the genus Hemidiscus is Hemidiscus cuneiformis Wallich.
Status of Name
This name is currently regarded as a synonym of Actinocyclus ingens var. ovalis R.Gersonde.
Basionym
Actinocyclus ingens var. ovalis R.Gersonde
Type Information
Type locality: Queen Maud Rise, Weddell Sea, East Antarctica, 64 31.01S, 03 05.99E (Late Miocene); (Index Nominum Algarum) Type: ODP sample 113-689B-3H-5, 28-29 cm; BRM; Zu 3/71 (Index Nominum Algarum)
Origin of Species Name
Adjective (Latin), oval, elliptical, i.e., broadest at the middle, the sides curved and length:breadth generally 2:1 (Stearn 1973).
General Environment
This is a marine species.
Created: 26 April 2002 by M.D. Guiry.
Last updated: 25 October 2021
Verification of Data
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Linking to this page: https://www.algaebase.org/search/species/detail/?species_id=44123
Citing AlgaeBase
Cite this record as:
M.D. Guiry in Guiry, M.D. & Guiry, G.M. 25 October 2021. AlgaeBase. World-wide electronic publication, National University of Ireland, Galway. https://www.algaebase.org; searched on 26 April 2024
