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Morphology Ecology and taphonomy   Age range and collections

Craniata

Craniata -

Discussion

This is a class of "inarticulate" brachiopods that is unfortunately a homonym with the chordate group Craniata.

Synonymy list
YearName and author
1996Craniata Williams et al. p. 1192
2001Craniata Carlson p. 1111
2006Craniata Skovsted p. 1093
2013Craniata Emig et al. p. 76

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RankNameAuthor
kingdomAnimalia()
Triploblastica
Eutriploblastica
Neotriploblastica
Eucoelomata
superphylumLophotrochozoa
RankNameAuthor
Lophophorata
phylumBrachiopodaCuvier 1805
subphylumCraniiformeaPopov et al. 1993
classCraniata
classCraniata

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.

Diagnosis
ReferenceDiagnosis
A. Williams et al. 1996Brachiopods with calcitic, laminar (tabular) inarticulated shells; valves developed discretely without mantle reversal; larvae lecithotrophic without shell; posterior body wall complete, pedicle not developed, ventral valve attached by larval epithelium; muscle system with a single pair of internal obliques and with paired outside lateral muscles attached anteriorly to the body wall; alimentary tract more or less axial with anus; lophophore initially with median tentacle lost during growth, tentacles in double row in posttrocholophous growth stages only; paired ganglia developed; mantle canal systems without interiomedial vascula terminalia, normally pinnate, containing gonads.