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Morphology Ecology and taphonomy   Age range and collections

Cassianospira

Rhynchonellata - Athyridida - Neoretziidae

Taxonomy
Cassianospira is a genus. It is not extant. Its type is Retzia loczyi.

It was assigned to Neoretziinae by Williams et al. (2002); and to Spiriferida by Sepkoski (2002).

Species lacking formal opinion data

View classification of included taxa

Synonymy list
YearName and author
2002Cassianospira Sepkoski, Jr.
2002Cassianospira Williams et al. p. 1591

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RankNameAuthor
kingdomAnimalia()
Triploblastica
Eutriploblastica
Neotriploblastica
Eucoelomata
superphylumLophotrochozoa
Lophophorata
phylumBrachiopodaCuvier 1805
RankNameAuthor
subphylumRhynchonelliformeaWilliams et al. 1996
classRhynchonellataWilliams et al. 1996
orderAthyrididaBoucot et al. 1964
suborderRetziidinaBoucot et al. 1964
superfamilyRetzioideaWaagen 1883
familyNeoretziidaeDagis 1972
subfamilyNeoretziinaeDagys 1972
genusCassianospira

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