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Rursiceras
Taxonomy
Rursiceras is a genus. It is not extant.
It was assigned to Peltoceratinae by Jeannet (1951); and to Ammonoidea by Sepkoski (2002).
It was assigned to Peltoceratinae by Jeannet (1951); and to Ammonoidea by Sepkoski (2002).
Species
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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.
G. †Rursiceras
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†Rursiceras pseudotorosum Prieser 1937
†Rursiceras reversum Leckenby 1859
Diagnosis
No diagnoses are available
Measurements
| part | N | mean | |||||
|---|---|---|---|---|---|---|---|
| shell height | 1 | 17.0 | |||||
| shell diameter | 1 | 52.5 | |||||
| shell inflation | 1 | 24.0 |
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| Source: o = order, c = class | |||||
| References: Kiessling 2003, Kiessling 2004 | |||||
Age range: base of the Late/Upper Callovian to the top of the Early/Lower Oxfordian or 164.70000 to 155.70000 Ma
Collections (5 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Late/Upper Callovian | Switzerland | R. sp. (171552) | |
| Late/Upper Callovian | France | R. reversum (60544) | |
| Early/Lower Oxfordian | Switzerland | R. pseudotorosum (171562) R. reversum (171767) | |
| Early/Lower Oxfordian | Madagascar (Atsimo-Andrefana) | R. reversum (234139) |