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Lytoceras colusaense
Taxonomy
Aulacosphinctes colusaensis was named by Anderson (1945). It is a 3D body fossil. Its type locality is CAS loc. 28842, Bear Creek road, which is in a Tithonian marine limestone in California.
It was recombined as Lytoceras colusaense by Imlay and Jones (1970).
It was recombined as Lytoceras colusaense by Imlay and Jones (1970).
Sister species lacking formal opinion data
Synonymy list
| Year | Name and author |
|---|---|
| 1945 | Aulacosphinctes colusaensis Anderson p. 980 figs. Plate 13, figures 1, 2 |
| 1970 | Lytoceras colusaense Imlay and Jones p. B29 figs. Plate 2, figures 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.
†Lytoceras colusaense Anderson 1945
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Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: o = order, c = class | |||||
| References: Kiessling 2004, Kiessling 2003 | |||||
Age range: Late/Upper Tithonian or 150.80000 to 145.00000 Ma
Collections (5 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Tithonian | USA (California) | Aulacosphinctes colusaensis (225616) Lytoceras liebigi, Lytoceras exoticum (224818) | |
| Late/Upper Tithonian | USA (California) | Lytoceras colusaense (224831 225860 225866) |