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Retispira temnonema
Taxonomy
Retispira temnonema was named by Batten (1972). Its type specimen is AMNH 29029, a shell, and it is a 3D body fossil. Its type locality is H.S. Lee Mine No. 8, Kinta Valley near Kampar, which is in a Kungurian shallow subtidal limestone in the H.S. Lee Formation of Malaysia.
Synonymy list
| Year | Name and author |
|---|---|
| 1972 | Retispira temnonema Batten p. 13 fig. 7 |
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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.
†Retispira temnonema Batten 1972
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Diagnosis
| Reference | Diagnosis | |
|---|---|---|
| R. L. Batten 1972 | Subquadrate whorl profile with a flattened whorl surface covered by numerous spiral threads: selenizone wide, convex, covered with five spiral threads; selenizone margins shallow troughs with fine threads; growth lines faint; spiral threads irregularly developed but generally alternate threads weaker, irregular development more noticeable in umbilical regions; umbilici widely phaneromphalus; inductura very thin in center of shell, thickening toward margin. |