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Euspira compressa
Taxonomy
Gyrodes compressus was named by Waring (1917). It is a 3D body fossil. Its type locality is Chico area north of the Simi fault (Locality 1 of Waring 1917), which is in a Cretaceous marine sandstone/shale in the Chatsworth Formation of California.
It was synonymized subjectively with Euspira shumardiana by Popenoe (1937); it was recombined as Euspira compressa by Elder and Saul (1993).
It was synonymized subjectively with Euspira shumardiana by Popenoe (1937); it was recombined as Euspira compressa by Elder and Saul (1993).
Sister species lacking formal opinion data
Synonymy list
| Year | Name and author |
|---|---|
| 1917 | Gyrodes compressus Waring p. 67 figs. Pl. 9, Fig. 6 |
| 1931 | Gyrodes compressa Hoots p. 91 |
| 1993 | Euspira compressa Elder and Saul figs. Pl2, fig 19 |
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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.
†Euspira compressa Waring 1917
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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: Middle Campanian or 83.50000 to 70.60000 Ma
Collections (3 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Late/Upper Cretaceous | USA (California) | Gyrodes compressa (206278) Gyrodes compressus (193032) | |
| Middle Campanian | USA (California) | Euspira compressa (144761) |