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Deussenia pacificana
Taxonomy
Deussenia pacificana was named by Squires and Saul (2000). Its type specimen is CASG 61598.01 [ex Stanford University 30031] and is a 3D body fossil. Its type locality is CASG loc. 61598, Dip Creek, Lake Nacimiento, which is in a Maastrichtian/Paleocene marine horizon in California.
Sister species lacking formal opinion data
Synonymy list
| Year | Name and author |
|---|---|
| 2000 | Deussenia pacificana Squires and Saul p. 123 figs. Figures 10-12 |
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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.
†Deussenia pacificana Squires and Saul 2000
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Diagnosis
| Reference | Diagnosis | |
|---|---|---|
| R. L. Squires and L. R. Saul 2000 | A medium-shelled species of Deussenia with a subtabulate body whorl shoulder, bearing about 11 moderately strong axial ribs, and with prominent, closely spaced spiral ribs on body whorl. |
Measurements
No measurements are available
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| Source: f = family, c = class | |||||
| References: Kiessling 2004, Hendy et al. 2009 | |||||
Age range: base of the Late/Upper Maastrichtian to the top of the Early/Lower Paleocene or 70.60000 to 61.70000 Ma
Collections: one only
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Late/Upper Maastrichtian - Early/Lower Paleocene | USA (California) | Deussenia pacificana (type locality: 215261) |