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Spinatrypina recula

Rhynchonellata - Atrypida - Atrypidae

Taxonomy
Spinatrypina recula was named by Johnson (1970) [= Spinatrypa sp. B. Johnson 1966, p. 168, P1. 25, figs. 29-35.]. Its type specimen is USNM 16285, a shell, and it is a 3D body fossil. Its type locality is USNM 10802. 9100 feet ESE of Western Peak, Roberts Mountains, which is in an Eifelian marine packstone in the Denay Limestone Formation of Nevada.

Synonymy list
YearName and author
1970Spinatrypina recula Johnson pp. 260 - 261 figs. P1. 53, figs. 18-30

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RankNameAuthor
kingdomAnimalia()
Triploblastica
Eutriploblastica
Neotriploblastica
Eucoelomata
superphylumLophotrochozoa
Lophophorata
phylumBrachiopodaCuvier 1805
subphylumRhynchonelliformeaWilliams et al. 1996
RankNameAuthor
classRhynchonellataWilliams et al. 1996
orderAtrypidaRzhonsnitskaya 1960
suborderAtrypidinaMoore 1952
superfamilyAtrypoideaGill 1871
familyAtrypidaeGill 1871
subfamilySpinatrypinaeCopper 1978
genusSpinatrypinaRzhonsnitskaya 1964
speciesrecula

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 1970Ventral beak straight, foramen subhypothyrid, with deltidial plates; subequal biconvexity; costae prominent, tubular, crossed by numerous, lamellose, non-frilly growth lines; dental lamellae present.