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Micromphalus turris
Taxonomy
Micromphalus turris was named by Knight (1945). Its type specimen is USNM 111773, a shell, and it is a 3D body fossil. Its type locality is Elizabethtown, which is in a Meramecian carbonate limestone in the Ste. Genevieve Formation of Kentucky. It is the type species of Micromphalus.
Synonymy list
| Year | Name and author |
|---|---|
| 1945 | Micromphalus turris Knight pp. 585 - 586 figs. pl. 80 f. 3a-c |
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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.
†Micromphalus turris Knight 1945
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Diagnosis
| Reference | Diagnosis | |
|---|---|---|
| J. B. Knight 1945 | Somewhat bee hive-shaped, trochiform gastropods with wide, low, shouldered whorls, and a shallow sinus in the outer lip over the whorl shoulder; whorl-profile concave on the shoulder within the rounded bordering, somewhat upraised angulation, rounded on the narrow outer whorl-face, rather flatly rounded on the base; margin of the outer lip somewhat convex forward close to the upper suture, sweeping backward across the concave band on the shoulder and turning downward and slightly oblique forward on the outer whorl-face; parietal inductura thin; columellar lip joining the lower lip subangularly, somewhat thickened at the juncture, the thickening generating a funicle, thin above and reflexed about the umbilicus, base flatly rounded, minutely phaneromphalous; ornamentation, other than growth lines, wanting; shell moderately thick, its structure unknown. |