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Shumardoceras
Taxonomy
Shumardoceras was named by Ulrich and Foerste (1936) [Sepkoski's age data: O Aren-l Sepkoski's reference number: 524]. Its type is Lituites complanata.
It was assigned to Estonioceratidae by Teichert et al. (1964) and Crick (1981); and to Deltoceratidae by Sepkoski (2002).
It was assigned to Estonioceratidae by Teichert et al. (1964) and Crick (1981); and to Deltoceratidae by Sepkoski (2002).
Species
Synonymy list
Year | Name and author |
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1936 | Shumardoceras Ulrich and Foerste p. 288 |
1964 | Shumardoceras Teichert et al. p. 359 |
1981 | Shumardoceras Crick p. 228 |
2002 | Shumardoceras 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. †Shumardoceras Ulrich and Foerste 1936
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†Shumardoceras complanatum Shumard 1863
†Shumardoceras fragile Ulrich et al. 1942
†Shumardoceras taneyense Ulrich et al. 1942
Diagnosis
No diagnoses are available