163,425 species and infraspecific names are in the database, 22,770 images, 62,964 bibliographic items, 480,353 distributional records.

Coscinodiscus trapeziformis var. grandis Rubina 1976

Publication details
Coscinodiscus trapeziformis var. grandis Rubina 1976: 58; pl. III: fig. 4-6

Published in: Rubina, N.V. (1976). [Coscinodiscus Ehr. and Aulacodiscus Ehr. from Upper Oligocene and Lower Miocene sediments]. Novosti Sistematiki Nizschikh Rastenii 13: 54-59.

Type species
The type species (lectotype) of the genus Coscinodiscus is Coscinodiscus argus Ehrenberg.

Status of name
This name is currently regarded as a synonym of Actinocyclus trapeziformis var. grandis (Rubina) Rubina & Khursevich

Type information
Russia: Siberia Tyumenskaya distr.: river Ob: Curgut. Upper Oligocene.

Described as a fossil.

No synonyms are currently included in AlgaeBase.

General environment
No habitat entry has yet been made for this entity.

No distributions recorded
No distributional records for this taxon have been recorded by AlgaeBase to date. Generally, recent national lists or extensive regional or state lists have been employed to give a general indication of distribution.

Source of current name
Rubina, N.V. & Khursevich, G.K. (1990). [New representatives of the genus Actinocyclus (Bacillariophyta) from the late Oligocene of the western Siberia]. Botanicheskii Zhurnal 75(11): 1565-1567, 2 pls. [in Russian]

Created: 13 March 2006 by M.D. Guiry

Verified by: 21 September 2018 by Salvador Valenzuela Miranda

Accesses: This record has been accessed by users 147 times since it was created.

Verification of data
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Linking to this page: http://www.algaebase.org/search/species/detail/?species_id=124592

Citing AlgaeBase
Cite this record as:
Salvador Valenzuela Miranda in Guiry, M.D. & Guiry, G.M. 2021. AlgaeBase. World-wide electronic publication, National University of Ireland, Galway. http://www.algaebase.org; searched on 27 September 2021.

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