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Protorthis
Taxonomy
Protorthis is a genus.
It was assigned to Protorthidae by Cooper (1976), Williams et al. (2000); and to Orthida by Sepkoski (2002).
It was assigned to Protorthidae by Cooper (1976), Williams et al. (2000); and to Orthida by Sepkoski (2002).
Species
Species lacking formal opinion data
Synonymy list
| Year | Name and author |
|---|---|
| 1976 | Protorthis Cooper p. 280 |
| 2000 | Protorthis Williams et al. p. 710 |
| 2002 | Protorthis Sepkoski |
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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.
G. †Protorthis
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†Protorthis billingsi Hartt 1868
†Protorthis helena Walcott 1905
†Protorthis laevis Walcott 1905
†Protorthis latourensis Matthew 1886
†Protorthis nautes Walcott 1905
†Protorthis nunnebergensis Walcott 1905
†Protorthis quacoensis Matthew 1886
†Protorthis spencei Walcott 1905
†Protorthis wingi Walcott 1905
Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: c = class, p = phylum, uc = unranked clade | |||||
| References: Nesnidal et al. 2013, Aberhan et al. 2004 | |||||