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Hemiphragmoceras
Taxonomy
Hemiphragmoceras was named by Hyatt in Zittel (1900) [Sepkoski's age data: S Wenl]. It is the type genus of Hemiphragmoceratidae.
It was assigned to Hemiphragmoceratidae by Teichert et al. (1964); and to Oncoceratida by Sepkoski (2002).
It was assigned to Hemiphragmoceratidae by Teichert et al. (1964); and to Oncoceratida by Sepkoski (2002).
Synonymy list
Year | Name and author |
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1900 | Hemiphragmoceras Hyatt in Zittel p. 531 |
1964 | Hemiphragmoceras Teichert et al. p. 295 |
2002 | Hemiphragmoceras 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. †Hemiphragmoceras Hyatt in Zittel 1900
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Diagnosis
No diagnoses are available
Measurements
No measurements are available
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Source: o = order, c = class | |||||
References: Kiessling 2004, Aberhan et al. 2004 |
Collections
No collection or age range data are available