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Stemmatias
Taxonomy
Stemmatias was named by Hay (1899). Its type is Stemmatodus cheiriformis.
It was assigned to Chondrichthyes by Hay (1899); to Orodontidae by Hay (1902) and Jordan (1963); and to Symmoriiformes by Cuny and Stemmerik (2018).
It was assigned to Chondrichthyes by Hay (1899); to Orodontidae by Hay (1902) and Jordan (1963); and to Symmoriiformes by Cuny and Stemmerik (2018).
Synonyms
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Synonymy list
| Year | Name and author |
|---|---|
| 1875 | Stemmatodus St John and Worthen |
| 1899 | Stemmatias Hay p. 784 |
| 1902 | Stemmatias Hay p. 298 |
| 1954 | Gunnellodus Wilimovksy |
| 1963 | Stemmatias Jordan p. 595 |
| 1963 | Stemmatodus Jordan p. 595 |
| 2013 | Gunnellodus Koot et al. p. 320 |
| 2018 | Stemmatias Cuny and Stemmerik p. 52 |
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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. †Stemmatias Hay 1899
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†Stemmatias bicristatus St John and Worthen 1875
†Stemmatias bifurcatus St John and Worthen 1875
†Stemmatias cheiriformis St John and Worthen 1875
†Stemmatias compactus St John and Worthen 1875
†Stemmatias keokuk St John and Worthen 1875
†Stemmatias simplex St John and Worthen 1875
†Stemmatias symmetricus St John and Worthen 1875
Invalid names: Gunnellodus Wilimovksy 1954 [synonym], Stemmatodus St John and Worthen 1875 [replaced]
Diagnosis
No diagnoses are available