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Epitonium (Gyroscala) lycocephalum
Taxonomy
Epitonium (Gyroscala) lycocephalum was named by Kensley and Pether (1986). Its type specimen is SAM-PQ-HB527, a shell, and it is a 3D body fossil.
Sister species lacking formal opinion data
E. expectatum, E. foliaceicostum, E. humphreysi, E. imperiale, E. leroyi, E. multiliniferum, E. muricatum, E. sculptatum, E. paytens, E. gabbi, E. novangliae, E. rushii, E. sericifilum, E. venezuelense, E. emydoneus, E. groenlandica, E. suboptima, E. charitopolos, E. foliaceicostatum, E. foliaceicostum, E. foliaceicostum, E. foliaceiscostatum, E. krebsii, E. replicata
Synonymy list
| Year | Name and author |
|---|---|
| 1986 | Epitonium (Gyroscala) lycocephalum Kensley and Pether p. 169 figs. fig, 16 |
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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.
†Epitonium (Gyroscala) lycocephalum Kensley and Pether 1986
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Diagnosis
| Reference | Diagnosis | |
|---|---|---|
| B. Kensley and J. Pether 1986 | Protoconch unknown; at least 6 postnatal whorls. First whorl with 12-13
well-defined rounded lamellae; second to fifth whorls each with 15 lamellae; body whorl with 14 lamellae. At least 20 very fine spiral lines visible between lamellae, becoming obscure near upper and lower sutures, and difficult to count. Strong basal lira on body whorl. Suture crenulate. Outer lip varicoid. |