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Natica (Euspira) ramonensis
Taxonomy
Natica (Euspira) ramonensis was named by Clark (1918). Its type specimen is UCMP 11257, a shell, and it is a 3D body fossil. Its type locality is UCMP loc. 1131, Walnut Creek, which is in an Oligocene marine horizon in California.
It was recombined as Polinices (Euspira) ramonensis by Marincovich (1977).
It was recombined as Polinices (Euspira) ramonensis by Marincovich (1977).
Sister species lacking formal opinion data
Euspira achatensis, Euspira cyclostomoides, Euspira micromphalus, Euspira oweni, Euspira pueyrredonensis, Euspira rotunda, Euspira saxosulensis, Euspira stantoni, N. adducta, N. alderi, N. antoni, N. brevisulcata, N. bulimoides, N. carmenensis, N. columnaris, N. dombeyi, N. dumblei, N. eroyna, N. exvarians, N. flammulata, N. fusca, N. marcohiensis, N. melanostoma, N. moffitti, N. perspecta, N. ponsonbyi, N. prietoi, N. psila, N. queketti, N. servorum, N. stellatus, N. strongyla, N. subepiglottina, N. sueurii, N. suprajurensis, N. turbinata, N. venusta, N. platabasis, N. bolbus, N. acuticaliosa, N. stenopa, N. stenopa, N. turbinata, N. mino, N. platabasis, N. semen, N. violacea, Polinices staringi
Synonymy list
| Year | Name and author |
|---|---|
| 1918 | Natica (Euspira) ramonensis Clark p. 166 figs. pl. 19, fig. 16 |
| 1977 | Polinices (Euspira) ramonensis Marincovich pp. 267 - 269 figs. PI. 23, figs. 11; PL 26, figs. 1-3 |
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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.
†Natica (Euspira) ramonensis Clark 1918
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Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: g = genus, f = family, c = class | |||||
| References: Kiessling 2004, Aberhan et al. 2004 | |||||
Age range: Late/Upper Oligocene or 28.40000 to 23.03000 Ma
Collections: one only
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Late/Upper Oligocene | USA (California) | Natica ramonensis (type locality: 122273) |