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Gennaeocrinus
Taxonomy
Gennaeocrinus was named by Wachsmuth and Springer (1881) [Sepkoski's age data: D Emsi D Give].
It was assigned to Periechocrinitidae by Johnson and Lane (1969); and to Monobathrida by Sepkoski (2002).
It was assigned to Periechocrinitidae by Johnson and Lane (1969); and to Monobathrida by Sepkoski (2002).
Species
Species lacking formal opinion data
Synonymy list
| Year | Name and author |
|---|---|
| 1881 | Gennaeocrinus Wachsmuth and Springer |
| 1969 | Gennaeocrinus Johnson and Lane |
| 2002 | Gennaeocrinus 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. †Gennaeocrinus Wachsmuth and Springer 1881
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†Gennaeocrinus maxwelli Johnson and Lane 1969
Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: o = order, c = class, p = phylum | |||||
| References: Kiessling 2004, Aberhan et al. 2004, Aberhan 1992 | |||||
Age range: base of the Emsian to the top of the Kinderhookian or 410.62000 to 351.90000 Ma
Collections (8 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Pridoli - Helderbergian | Algeria | G. sp. (27456) | |
| Emsian | USA (Nevada) | G. maxwelli (123277 123278) | |
| Middle Devonian | USA (Indiana) | G. carinatus (11101) | |
| Middle Devonian | USA (New York) | G. eucharis (91246) | |
| Givetian | USA (Michigan) | G. chilmanae (38475) G. romingeri (39830) | |
| Kinderhookian | USA (Montana) | G. sp. (163810) |