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Trimeroceratidae
Taxonomy
Trimeroceratidae was named by Hyatt and Zittel (1900). It is not extant.
It was assigned to Oncocerida by Chen et al. (1981); and to Oncoceratida by Teichert et al. (1964) and Stridsberg (1985).
It was assigned to Oncocerida by Chen et al. (1981); and to Oncoceratida by Teichert et al. (1964) and Stridsberg (1985).
Synonymy list
Year | Name and author |
---|---|
1900 | Trimeroceratidae Hyatt and Zittel |
1964 | Trimeroceratidae Teichert et al. p. 298 |
1981 | Trimeroceratidae Chen et al. p. 73 |
1985 | Trimeroceratidae Stridsberg p. 30 |
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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.
Fm. †Trimeroceratidae Hyatt and Zittel 1900
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G. †Clathroceras Foerste 1926
G. †Inversoceras Hedström 1917
G. †Pentameroceras Hyatt 1884
G. †Platycomeroceras Chen et al. 1981
G. †Stenogomphoceras Foerste 1930
G. †Trimeroceras Hyatt 1884
Diagnosis
No diagnoses are available