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Conotreta rusti
Taxonomy
Conotreta rusti was named by Walcott (1889) [Lectotype designated by Cooper (1956).]. Its type specimen is USNM 18443a, a valve (ventral valve), and it is a 3D body fossil. Its type locality is 62B-Tr-108, which is in a Mohawkian carbonate limestone in the Denmark Formation of New York. It is the type species of Conotreta.
Synonymy list
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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.
†Conotreta rusti Walcott 1889
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Diagnosis
| Reference | Diagnosis | |
|---|---|---|
| L. E. Holmer 2000 | Ventral valve moderately highly conical, close to catacline, about as high as wide; deltoid pseudointerarea poorly defined with poorly defined interridge; apical process, low, ridge-like, extending for about half the height, along anterior slope of valve; pinnate mantle canals moderately well developed; dorsal pseudointerarea wide, occupying about 3/4 of valve width, with wide median groove, and wide median buttress; dorsal median septum poorly preserved. |
Measurements
No measurements are available
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| Source: g = genus, o = order, c = class, uc = unranked clade | |||||
| References: Aberhan et al. 2004, Hendy et al. 2009, Nesnidal et al. 2013 | |||||