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Morphorhynchus

Rhynchonellata - Rhynchonellida - Trigonirhynchiidae

Taxonomy
Morphorhynchus was named by Cooper and Dutro (1982) [Sepkoski's age data: D Give-u Sepkoski's reference number: 708]. It is not extant. Its type is Morphorhynchus varicostatum.

It was assigned to Trigonirhynchiidae by Cooper and Dutro (1982); to Rhynchonellida by Sepkoski (2002); and to Trigonirhynchiinae by Williams et al. (2002).

Synonymy list
YearName and author
1982Morphorhynchus Cooper and Dutro, Jr. pp. 67 - 68
2002Morphorhynchus Sepkoski, Jr.
2002Morphorhynchus Williams et al. p. 1059

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RankNameAuthor
kingdomAnimalia()
Triploblastica
Eutriploblastica
Neotriploblastica
Eucoelomata
superphylumLophotrochozoa
Lophophorata
phylumBrachiopodaCuvier 1805
RankNameAuthor
subphylumRhynchonelliformeaWilliams et al. 1996
classRhynchonellataWilliams et al. 1996
orderRhynchonellidaKuhn 1949
superfamilyRhynchotrematoideaSchuchert 1913
familyTrigonirhynchiidaeMcLaren 1965
subfamilyTrigonirhynchiinaeSchmidt 1965
genusMorphorhynchus

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
G. A. Cooper and J. T. Dutro 1982Medium-sized rhynchonellid having subrectangular outline, smooth umbones, costate shell uniplicate with closely-spaced dental plates and small, narrow septalium partially covered by a posteriorly perforate inner hinge plate.