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Aladracina

Hyolithida

Taxonomy
Aladracina was named by Geyer (2018).

It was assigned to Hyolithida by Geyer (2018).

Subtaxa
Aladracidae

Synonymy list
YearName and author
2018Aladracina Geyer pp. 96 - 97

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RankNameAuthor
kingdomAnimalia()
—Bilateria
—EubilateriaAx 1987
—Protostomia
—Spiralia
superphylumLophotrochozoa
RankNameAuthor
—Lophophorata
phylumHyolitha
orderHyolithidaMathew 1962
suborderAladracina
suborderAladracina

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.

Subor. †Aladracina Geyer 2018
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Fm. †Aladracidae Geyer 2018
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G. †Aladraco Geyer 2018
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†Aladraco kirchhainensis Geyer and Malinky 2020
†Aladraco schloppensis Wurm 1925
G. †Cambrachelous Geyer et al. 2018
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†Cambrachelous diploprosopus Geyer et al. 2018
G. †Oxyprymna Kiderlen 1933
Diagnosis
ReferenceDiagnosis
G. Geyer 2018Hyolithida with a large, rapidly expanding conch divided into an axial chamber developed as a dorsally and ventrally raised structure, and alate, acuminate lateral portions. Apertural margin of adult individuals straight, almost perpendicular to the length axis.