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Amorphognathus
Taxonomy
Amorphognathus was named by Branson and Mehl (1933) [Sepkoski's age data: O Aren-u O Ashg-u Sepkoski's reference number: 800]. It is not extant.
It was assigned to Conodontophorida by Sepkoski (2002); and to Balognathidae by Cooper (1977), Stouge and Bagnoli (1999) and Donoghue et al. (2008).
It was assigned to Conodontophorida by Sepkoski (2002); and to Balognathidae by Cooper (1977), Stouge and Bagnoli (1999) and Donoghue et al. (2008).
Synonyms
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Synonymy list
Year | Name and author |
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1933 | Amorphognathus Branson and Mehl |
1953 | Balognathus Rhodes |
1977 | Amorphognathus Cooper p. 1066 |
1999 | Amorphognathus Stouge and Bagnoli p. 153 |
2002 | Amorphognathus Sepkoski |
2008 | Amorphognathus Donoghue et al. p. 138 |
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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. †Amorphognathus Branson and Mehl 1933
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†Amorphognathus complicatus Rhodes 1953
†Amorphognathus duftonus Rhodes 1955
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Invalid names: Goniodontus lindstroemi Serpagli 1967 [synonym]
†Amorphognathus ordovicicus Bergström and Bergström 1996
†Amorphognathus superbus Rhodes 1953
†Amorphognathus ventilatus Ferretti and Barnes 1997
Invalid names: Balognathus Rhodes 1953 [synonym]
Diagnosis
No diagnoses are available