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Cochlioceras
Taxonomy
Cochlioceras was named by Eichwald (1860) [Sepkoski's age data: O Aren-u O Llde Sepkoski's reference number: 298,524]. Its type is Cochlioceras avus.
It was assigned to Baltoceratidae by Teichert et al. (1964), Crick (1981), Kröger and Evans (2011).
It was assigned to Baltoceratidae by Teichert et al. (1964), Crick (1981), Kröger and Evans (2011).
Species
Baltoceras burchardi, Baltoceras minor, Baltoceras striatum, C. avus (syn. C. sinense) (type species)
Species lacking formal opinion data
Synonyms
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Synonymy list
Year | Name and author |
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1860 | Cochlioceras Eichwald p. 1250 |
1897 | Baltoceras Holm p. 253 |
1955 | Baltoceras Flower |
1964 | Baltoceras Flower p. 110 |
1964 | Cochlioceras Teichert et al. p. 154 |
1981 | Baltoceras Crick p. 227 |
1981 | Cochlioceras Crick p. 227 |
2002 | Baltoceras Sepkoski |
2011 | Cochlioceras Kröger and Evans |
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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.
Diagnosis
No diagnoses are available