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Arctitreta
Taxonomy
Arctitreta was named by Whitfield (1908). Its type is Arctitreta pearyi.
It was assigned to Streptorhynchinae by Williams et al. (2000); and to Thecideida by Sepkoski (2002).
It was assigned to Streptorhynchinae by Williams et al. (2000); and to Thecideida by Sepkoski (2002).
Species
Synonyms
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Synonymy list
| Year | Name and author |
|---|---|
| 1908 | Arctitreta Whitfield p. 57 |
| 1963 | Grumantia Ustritsky |
| 2000 | Arctitreta Williams et al. p. 667 |
| 2002 | Arctireta Sepkoski |
| 2002 | Grumantia Sepkoski |
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If no rank is listed, the taxon is considered an unranked clade in modern classifications. Ranks may be repeated or presented in the wrong order because authors working on different parts of the classification may disagree about how to rank taxa.
G. †Arctitreta Whitfield 1908
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†Arctitreta bapensis Waterhouse and Ranga Rao 1989
†Arctitreta bioni Reed 1932
†Arctitreta costellata Clarke 1990
†Arctitreta crassimurus Thomas 1958
†Arctitreta intercalata Waterhouse and Chen 2007
†Arctitreta kempei Andersson 1914
†Arctitreta macrocardinalis Toula 1875
†Arctitreta pearyi Whitfield 1908
†Arctitreta peelensis Shi and Waterhouse 1996
†Arctitreta pelicanensis Fletcher et al. 1952
†Arctitreta percostata Waterhouse 1982
†Arctitreta plicatilis Hosking 1932
†Arctitreta triangularis Wiman 1914
Invalid names: Grumantia Ustritsky 1963 [synonym]
Diagnosis
No diagnoses are available