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| Morphology | Ecology and taphonomy | External Literature Search | Age range and collections |
Praesargana condoni
Taxonomy
Trophon condoni was named by White (1889). Its type specimen is USNM 20122 and is a 3D body fossil.
It was recombined as Praesargana condoni by Saul and Popenoe (1993).
It was recombined as Praesargana condoni by Saul and Popenoe (1993).
Synonymy list
| Year | Name and author |
|---|---|
| 1889 | Trophon condoni White p. 21 figs. pl. 3, figs. 4-5 |
| 1993 | Praesargana condoni Saul and Popenoe p. 360 figs. Figures 27-37 |
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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.
†Praesargana condoni White 1889
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Diagnosis
| Reference | Diagnosis | |
|---|---|---|
| L. R. Saul and W. P. Popenoe 1993 | As for the genus. [Small, very low-spired sarganids with mod- erate, lacinate anterior siphon, and a shallow umbilical depression bounded by a roughened fasciole. Outer lip bearing a tubercle opposite the spiral fold of the inner lip. Siphonal canal short and bent to the left.] |
Measurements
No measurements are available
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| Source: o = order, c = class | |||||
| Reference: Kiessling 2004 | |||||
Age range: Turonian or 93.90000 to 89.80000 Ma
Collections (4 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Late/Upper Turonian | USA (California) | Praesargana condoni (215288) | |
| Turonian | USA (California) | Praesargana condoni (219066 222108) Trophon condoni (44201) |