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Septatrypinae
Taxonomy
Septatrypinae was named by Kozlowski (1929).
It was assigned to Lissatrypidae by Bassett and Cocks (1974), Jin and Chatterton (1997) and Musteikis and Modzalevskaya (2002); and to Septatrypidae by Williams et al. (2002) and Baarli et al. (2022).
It was assigned to Lissatrypidae by Bassett and Cocks (1974), Jin and Chatterton (1997) and Musteikis and Modzalevskaya (2002); and to Septatrypidae by Williams et al. (2002) and Baarli et al. (2022).
Synonymy list
| Year | Name and author |
|---|---|
| 1929 | Septatrypinae Kozlowski |
| 1974 | Septatrypinae Bassett and Cocks |
| 1997 | Septatrypinae Jin and Chatterton |
| 2002 | Septatrypinae Musteikis and Modzalevskaya |
| 2002 | Septatrypinae Williams et al. p. 1465 |
| 2022 | Septatrypinae Baarli et al. pp. 2145920-8 |
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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.
Subfm. †Septatrypinae Kozlowski 1929
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G. †Atrypoidea Mitchell and Dun 1920
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Subg. †Atrypoidea (Lissatrypella)
†Atrypoidea australis Dun 1904
†Atrypoidea linguata von Buch 1834
†Atrypoidea praelingulata Jin et al. 1993
†Atrypoidea prunum Dalman 1828
Invalid names: Atrypella [synonym], Globatrypa [synonym], Lingatrypa [synonym]
G. †Cerberatrypa
G. †Cromatrypa Havlíček 1987
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†Cromatrypa orbis Havlíček 1987
†Cromatrypa orbis Havlíček 1987
†Cromatrypa pubes Musteikis and Modzalevskaya 2002
G. †Septatrypa Kozlowski 1929
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Subg. †Septatrypa (Hircinisca)
†Septatrypa julia Billings 1862
†Septatrypa secreta Kozlowski 1929
†Septatrypa subaequalis Bassett 1979
†Septatrypa thetis Barrande 1847
†Septatrypa varians Poulsen 1943
†Septatrypa zelia Barrande 1879
Invalid names: Atrypopsis [synonym], Barkolia [synonym], Dubaria [synonym], Rhynchatrypa Siehl 1962 [synonym]
Diagnosis
| Reference | Diagnosis | |
|---|---|---|
| B. G. Baarli et al. 2022 | Medium-sized, smooth to slightly corrugated, dorsibiconvex shells with strong fold and sulcus. Large dental cavities, thin hinge plates and socket plates, and a well-developed dorsal septum. Dorsomedially directed spiralia with a moderate number of fine lamellae and disjunct jugal processes. |