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Taxon: Subclass Coscinodiscophycidae Round & R.M. Crawford (1990) (alga)
 Entity: 

Concise hierarchy

(Kingdom) Chromista - (Phylum) Ochrophyta - (Class) Coscinodiscophyceae

Original position

Coscinodiscophyceae (Class) Round & R.M. Crawford (1990) Ref: F.E. Round et al., 1990: table 2 (p. 125).

Original entries

Arachnoidiscales (Order) Round (1990) Ref: F.E. Round et al., 1990: 126.
Asterolamprales (Order) Round & R.M. Crawford (1990) Ref: F.E. Round et al., 1990: 126.
Aulacoseirales (Order) R.M. Crawford (1990) Ref: F.E. Round et al., 1990: 126.
Chrysanthemodiscales (Order) Round (1990) Ref: F.E. Round et al., 1990: 126.
Coscinodiscales (Order) Round & R.M. Crawford (1990) Ref: F.E. Round et al., 1990: 126.
Ethmodiscales (Order) Round (1990) Ref: F.E. Round et al., 1990: 126.
Melosirales (Order) R.M. Crawford (1990) Ref: F.E. Round et al., 1990: 126.
Orthoseirales (Order) R.M. Crawford (1990) Ref: F.E. Round et al., 1990: 126.
Paraliales (Order) R.M. Crawford (1990) Ref: F.E. Round et al., 1990: 126.
Stictocyclales (Order) Round (1990) Ref: F.E. Round et al., 1990: 126.
Stictodiscales (Order) Round & R.M. Crawford (1990) Ref: F.E. Round et al., 1990: 126.

Current position

Coscinodiscophyceae (Class) Round & R.M. Crawford (1990) Ref: F.E. Round et al., 1990: 125. [new taxon]

Historical positions

Coscinodiscophyceae (Class) Round & R.M. Crawford (1990) Ref: T. Koray, 2001: 12.
Coscinodiscophyceae (Class) Round & R.M. Crawford (1990) Ref: F.E. Round et al., 1990: 588.
Coscinodiscophyceae (Class) Round & R.M. Crawford (1990) Ref: F.E. Round et al., 1990: 125, 126, App. I (p. 651). [new taxon]
Coscinopiscophyceae (Class) Ref: L. Margulis et al., 1990: 589. [misplaced]

Number of Subtaxa

2025 Available in Systema Naturae 2000 10o;18f;36g;85s;17v; †1g;1s
1989-present Systema Naturae 2000: 25 Mar 2016 [10o;18f]
1990 F.E. Round et al.: 126 [11o;19f]
1990 F.E. Round et al. [9o;16f]
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Last updated: 21 Sep 2025