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Rugocytherellina ehlersi
Taxonomy
Rugocytherellina ehlersi was named by Kesling and Chilman (1978) [Types: Holotype, complete carapace, UMMP 59696; paratypes: UMMP 59355, 59592-94, 59675]. It is not extant. Its type specimen is UMMP 59696, a carapace. It is the type species of Rugocytherellina.
Synonymy list
| Year | Name and author |
|---|---|
| 1978 | Rugocytherellina ehlersi Kesling and Chilman pp. 97-98 |
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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.
†Rugocytherellina ehlersi Kesling and Chilman 1978
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Diagnosis
| Reference | Diagnosis | |
|---|---|---|
| R. V. Kesling and R. B. Chilman 1978 | Medium to small cytherellinid, elongate-elliptical in lateral outline. Dorsal border gently convex, ends rounded with the posterior end higher and more broadly curved. Ventral border straight. In ventral view, left valve with median slight sinuosity due to overlapping lip.
Surface of valves rugose or roughly wrinkled from hinge to venter; pattern variable in each specimen, with a general horizontal trend to the rugae and intervening irregular furrows. |
Measurements
No measurements are available
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| Source: o = order, c = class | |||||
| References: Jell and Adrain 2002, Kiessling 2004 | |||||