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Physalactinoceras
Taxonomy
Physalactinoceras is a genus. It is not extant.
It was assigned to Protactinoceratidae by Crick (1981); and to Protactinocerida by Sepkoski (2002).
It was assigned to Protactinoceratidae by Crick (1981); and to Protactinocerida by Sepkoski (2002).
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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.
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Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: o = order, c = class | |||||
| References: Aberhan et al. 2004, Kiessling 2004 | |||||
Collections
No collection or age range data are available