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Rylstonia
Taxonomy
Rylstonia was named by Hudson and Platt (1927) [Sepkoski's age data: C Tour-u C Vise-u]. It is not extant.
It was assigned to Cyathopsidae by Hill (1956); to Amygdalophyllinae by Hill (1981); and to Rugosa by Sepkoski (2002).
It was assigned to Cyathopsidae by Hill (1956); to Amygdalophyllinae by Hill (1981); and to Rugosa by Sepkoski (2002).
Species
Species lacking formal opinion data
Synonymy list
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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. †Rylstonia Hudson and Platt 1927
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†Rylstonia columnirotata Langenheim, Jr. and Tischler 1960
Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: o = order, c = class | |||||
| Reference: Kiessling 2004 | |||||
Age range: base of the Ivorian to the top of the Serpukhovian or 353.70000 to 323.40000 Ma
Collections (30 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Kinderhookian | USA (California) | R. sp. (225986 225987) | |
| Kinderhookian | USA (Montana) | R. sp. (545) | |
| Early/Lower Mississippian | USA (Arizona) | R. columnirotata (226772) | |
| Early/Lower Mississippian | USA (California) | R. columnirotata (226750 226768 226798 226799 226801 226803) R. sp. (225971 226312 226313 226316 226426) | |
| Tournaisian | USA (Idaho) | R. sp. (12801 12803 12804) | |
| Ivorian | Germany | R. smythi (64668) R. tenuicolumna, R. sp. (64677) | |
| Ivorian - Chadian | Ireland | R. smythi (76515) | |
| Osagean | USA (California) | R. sp. (225980 225982) | |
| Osagean | USA (Utah) | R. sp. (563) | |
| Osagean | USA (Montana) | R. sp. (555 564) | |
| Arundian - Holkerian | Ireland | R. smythi, R. stirtonensis (76517) | |
| Chadian | United Kingdom (England) | R. sp. (5972) | |
| Asbian | Morocco | R. sp. (99686) | |
| Serpukhovian | Russian Federation | R. benecompacta (78799) |