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Panope californica
Taxonomy
Panope californica was named by Packard (1922). Its type specimen is UCMP 12292 and is a 3D body fossil. Its type locality is UCLA loc. 3114, Simi Hills, which is in a Selandian marine horizon in the Santa Susana Formation of California.
It was recombined as Panopea californica by Elder and Miller (1989).
It was recombined as Panopea californica by Elder and Miller (1989).
Sister species lacking formal opinion data
Synonymy list
| Year | Name and author |
|---|---|
| 1922 | Panope californica Packard p. 427 figs. Plate 34, figure 1 |
| 1989 | Panopea californica Elder and Miller pp. Plate 2 |
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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.
†Panope californica Packard 1922
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Diagnosis
| Reference | Diagnosis | |
|---|---|---|
| E. L. Packard 1922 | Shell short, inequilate ral, tumid, gaping widely posteriorly and little if at all anteriorly; anterior extremity evenly rounded, base broadly arcuate; posterior extremity abruptly truncated; anterior dorsal slope short, slightly concave; posterior dorsal slope long, less oblique than the anterior slope, becoming concave upward toward the anterior end. Umbones prominent; beaks acutely pointed, situated at a point about one-third the distance front the anterior to the posterior end. No lunule; escutcheon ill-defined ancl limited in width by the dorsal edges of the gaping valves . Surface marked by heavy, irregular, incremental lines of growth. Hinge and pallial line unknown. Length of type, 95 mm.; height, 62 mm.; diameter, 45 mm. |
Measurements
No measurements are available
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| Source: g = genus, c = class | |||||
| References: Sanchez Roig 1926, Aberhan et al. 2004 | |||||
Age range: base of the Turonian to the top of the Middle Campanian or 93.90000 to 72.20000 Ma
Collections (6 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Late/Upper Turonian | USA (California) | Panope californica (86860 221081) | |
| Turonian | USA (California) | Panope californica (220939) | |
| Early/Lower Campanian | USA (California) | Panope californica (220366) | |
| Middle Campanian | USA (California) | Panopea californica (144764 168009) |