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Trigonirhynchia occidens

Rhynchonellata - Rhynchonellida - Trigonirhynchiidae

Taxonomy
Rhynchonella occidens was named by Walcott (1884). Its type specimen is USNM 13855 and is a 3D body fossil.

It was recombined as Trigonirhynchia occidens by Johnson (1970).

Sister species lacking formal opinion data

View classification of included taxa

Synonymy list
YearName and author
1884Rhynchonella occidens Walcott p. 152 figs. Pl. 15, figs. 3, 3a, 3b
1970Trigonirhynchia occidens Johnson p. 147 figs. Pl. 38, figs. 22-26; Pl. 39, figs. 6-28

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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
genusTrigonirhynchiaCooper 1942
speciesoccidens(Walcott 1884)

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