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Stereospyroceras
Taxonomy
Stereospyroceras was named by Flower (1955). Its type is Stereospyroceras champlainense.
It was assigned to Stereoplasmoceratidae by Flower (1955) and Sweet (1958); to Proteoceratidae by Teichert et al. (1964) and Crick (1981); and to Orthocerida by Sepkoski (2002).
It was assigned to Stereoplasmoceratidae by Flower (1955) and Sweet (1958); to Proteoceratidae by Teichert et al. (1964) and Crick (1981); and to Orthocerida by Sepkoski (2002).
Species
S. champlainense (type species), S. clintoni
Synonymy list
| Year | Name and author |
|---|---|
| 1955 | Stereospyroceras Flower |
| 1958 | Stereospyroceras Sweet |
| 1964 | Stereospyroceras Teichert et al. p. 259 |
| 1981 | Stereopyroceras Crick p. 228 |
| 2002 | Stereospyroceras Sepkoski |
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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. †Stereospyroceras Flower 1955
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†Stereospyroceras champlainense Flower 1955
†Stereospyroceras clintoni Miller 1877
Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: o = order, c = class | |||||
| References: Aberhan et al. 2004, Kiessling 2004 | |||||
Collections (9 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Chazyan | USA (New York) | Spyroceras clintoni (42803 42809 89105) S. clintoni (42808) | |
| Chazyan | USA (Vermont) | Spyroceras clintoni (171795) S. champlainense (171813) | |
| Marmor - Ashbyan | USA (New York) | Spyroceras clintoni (89032) | |
| Aseri | Norway (Nes-Hamar) | S. sp. (56194) | |
| Soudleyan - Marshbrookian | China (HeBei) | Stereopyroceras sp. (7986) |