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Naukatida

Obolellata - Naukatida

Taxonomy
Naukatida was named by Popov and Tikhonov (1990).

It was assigned to Obolellata by Williams et al. (2000) and Streng et al. (2016).

Synonymy list
YearName and author
1990Naukatida Popov and Tikhonov
2000Naukatida Williams et al. p. 207
2016Naukatida Streng et al. p. 285

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RankNameAuthor
kingdomAnimalia()
Bilateria
EubilateriaAx 1987
Protostomia
Spiralia
superphylumLophotrochozoa
Lophophorata
RankNameAuthor
PanbrachiopodaCarlson and Cohen 2020
phylumBrachiopodaCuvier 1805
subphylumRhynchonelliformeaWilliams et al. 1996
classObolellata
orderNaukatidaPopov and Tikhonov 1990
orderNaukatidaPopov and Tikhonov 1990

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.

Or. †Naukatida Popov and Tikhonov 1990
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Superfm. †Naukatoidea Popov and Tikhonov 1990
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Fm. †Naukatidae Popov and Tikhonov 1990
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G. †Bojarinovia Aksarina 1978
G. †Naukat
G. †Oina Popov and Tikhonov 1990
G. †Swantonia Walcott 1905
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Swantonia antiquata Billings 1861
Swantonia weeksi Walcott 1905
Fm. †Tomteluvidae Streng et al. 2016
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G. †Anomalocalyx Brock 1999
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Anomalocalyx cawoodi Brock 1999
G. †Nasakia Streng et al. 2016
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Nasakia thulensis Streng et al. 2016
G. †Tomteluva Streng et al. 2016
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Tomteluva perturbata Streng et al. 2016
Diagnosis
ReferenceDiagnosis
M. Streng et al. 2016Shell biconvex and astrophic, externally smooth or with radial ornament; ventral interarea with concave pseudodeltidium, symphytium or deltidium, which may be perforated apically by foramen; ventral interior with variably developed visceral platform and/or anteris forming spoon- or tube-like structures (modified after Popov et al. 1997).