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Phyllopachyceras umpquanum
Taxonomy
Phylloceras umpquanum was named by Anderson (1938).
It was recombined as Phyllopachyceras umpquanum by Murphy and Rodda (2006).
It was recombined as Phyllopachyceras umpquanum by Murphy and Rodda (2006).
Sister species lacking formal opinion data
Synonymy list
| Year | Name and author |
|---|---|
| 1938 | Phylloceras umpquanum Anderson pp. 143 - 144 figs. Plate 30, figures 9, 10 |
| 2006 | Phyllopachyceras umpquanum Murphy and Rodda p. 65 figs. Plate 7, Figures 10, 11 |
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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.
†Phyllopachyceras umpquanum Anderson 1938
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Diagnosis
| Reference | Diagnosis | |
|---|---|---|
| M. A. Murphy and P. U. Rodda 2006 | A small, inflated Phyllopachyceras with cross section wider than high, two ranks of fine ribbing of equal sizes, one extends across flanks and venter, the other restricted to upper flanks and venter. |
Measurements
No measurements are available
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| Source: o = order, c = class | |||||
| References: Kiessling 2003, Hendy et al. 2009, Kiessling 2004 | |||||