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Praeparvicingula decora
Taxonomy
Ristola decora was named by Pessagno and Whalen (1982). Its type specimen is USNM 307270 and is a 3D body fossil.
It was recombined as Praecaneta decora by Pessagno et al. (1993); it was recombined as Praeparvicingula decora by Yeh (2009).
It was recombined as Praecaneta decora by Pessagno et al. (1993); it was recombined as Praeparvicingula decora by Yeh (2009).
Sister species lacking formal opinion data
Synonymy list
| Year | Name and author |
|---|---|
| 1982 | Ristola decora Pessagno and Whalen |
| 1982 | Ristola decora Pessagno, Jr. and Whalen p. 148 figs. Pl. 11, figs. 7, 10, 17, 21; Pl. 13, figs. 12-13 |
| 1993 | Praecaneta decora Pessagno et al. |
| 2009 | Praeparvicingula decora Yeh |
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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.
†Praeparvicingula decora Pessagno, Jr. and Whalen 1982
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Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: p = phylum | |||||
| Reference: Kiessling 1999 | |||||
Age range: base of the Bajocian to the top of the Middle Callovian or 170.90000 to 161.50000 Ma
Collections (16 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Bajocian | USA (California) | Praecaneta decora (51631 51632 51633 51634 51635) | |
| Early/Lower Bathonian | USA (Oregon) | Praeparvicingula decora (94149) | |
| Early/Lower Bathonian | USA (California) | Praecaneta decora (51644 51645) | |
| Late/Upper Bathonian | USA (Oregon) | Ristola decora (127253 127255 127256) | |
| Bathonian - Early/Lower Callovian | USA (California) | Praecaneta decora (185426 185427) | |
| Early/Lower Callovian - Middle Callovian | USA (Alaska) | Praecaneta decora (50703 50705) | |
| Middle Callovian | USA (Oregon) | Praecaneta decora (50709) |