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Siphonalia (Nassicola) bicarinata wheatlandensis
Taxonomy
Siphonalia bicarinata wheatlandensis was named by Clark and Anderson (1938). Its type specimen is UCMP 30421 and is a 3D body fossil. Its type locality is UCMP loc. A1889, Wheatland, which is in a Priabonian coastal conglomerate/sandstone in the Wheatland Formation of California.
It was recombined as Siphonalia (Nassicola) bicarinata wheatlandensis by Ruth (1942).
It was recombined as Siphonalia (Nassicola) bicarinata wheatlandensis by Ruth (1942).
Sister species lacking formal opinion data
Synonymy list
| Year | Name and author |
|---|---|
| 1938 | Siphonalia bicarinata wheatlandensis Clark and Anderson pp. 952 - 953 figs. Plate 4, figures 1, 2, 4-6 |
| 1942 | Siphonalia (Nassicola) bicarinata wheatlandensis Ruth p. 294 figs. PI. 48, figs. 1, 4, 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.
†Siphonalia (Nassicola) bicarinata wheatlandensis Clark and Anderson 1938
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Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: f = family, c = class | |||||
| References: Kiessling 2004, Hendy et al. 2009 | |||||
Age range: Priabonian or 37.71000 to 33.90000 Ma
Collections: one only
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Priabonian | USA (California) | Siphonalia bicarinata (205787) |