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Spinoplasia roeni

Rhynchonellata - Spiriferida - Ambocoeliidae

Taxonomy
Spinoplasia roeni was named by Johnson (1970) [= ?"Spirifer" sp. cf. "S." modestus Merriam, 1963, p. 43; not Hall.]. Its type specimen is USNM 157252 and is a 3D body fossil. Its type locality is USNM 10713. South end of Ribbit Hill, north flank of Whiterock Canyon, which is in a Siegen carbonate limestone in the Rabbit Hill Limestone Formation of Nevada.

Sister species lacking formal opinion data

View classification of included taxa

Synonymy list
YearName and author
1970Spinoplasia roeni Johnson pp. 213 - 214 figs. Pl. 69, figs. 1-13

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RankNameAuthor
kingdomAnimalia()
Triploblastica
Eutriploblastica
Neotriploblastica
Eucoelomata
superphylumLophotrochozoa
Lophophorata
phylumBrachiopodaCuvier 1805
subphylumRhynchonelliformeaWilliams et al. 1996
RankNameAuthor
classRhynchonellataWilliams et al. 1996
orderSpiriferida
suborderSpiriferidina
superfamilyAmbocoelioideaGeorge 1931
familyAmbocoeliidae
subfamilyAmbocoeliinae
genusSpinoplasia
speciesroeni

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
J. G. Johnson 1970Spinoplasia lacking any form of plication and virtually without interarea. Ventral posterior thickened internally.