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Morphology Ecology and taphonomy   Age range and collections

Dayia

Rhynchonellata - Athyridida - Dayiidae

Taxonomy
Dayia was named by Davidson (1881). Its type is Terebratula navicula.

It was assigned to Dayiinae by Bassett and Cocks (1974); to Dayiidae by Williams et al. (2002); and to Atrypida by Sepkoski (2002).

Synonymy list
YearName and author
1881Dayia Davidson
1974Dayia Bassett and Cocks
2002Dayia Sepkoski, Jr.
2002Dayia Williams et al. p. 1605

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RankNameAuthor
kingdomAnimalia()
Triploblastica
Eutriploblastica
Neotriploblastica
Eucoelomata
superphylumLophotrochozoa
Lophophorata
RankNameAuthor
phylumBrachiopodaCuvier 1805
subphylumRhynchonelliformeaWilliams et al. 1996
classRhynchonellataWilliams et al. 1996
orderAthyrididaBoucot et al. 1964
superfamilyDayioideaWaagen 1883
familyDayiidaeWaagen 1883
genusDayiaDavidson 1881

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
No diagnoses are available