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Cooperuna
Taxonomy
Cooperuna was named as a genus. It is not extant.
It was reranked as Acratia (Cooperuna) by Crasquin-Soleau (1997).
It was assigned to Acratia by Crasquin-Soleau (1997); to Podocopida by Sepkoski (2002); and to Acratiinae by Yuan and Crasquin-Soleau (2007).
It was reranked as Acratia (Cooperuna) by Crasquin-Soleau (1997).
It was assigned to Acratia by Crasquin-Soleau (1997); to Podocopida by Sepkoski (2002); and to Acratiinae by Yuan and Crasquin-Soleau (2007).
Species
Synonymy list
Year | Name and author |
---|---|
1997 | Acratia (Cooperuna) Crasquin-Soleau p. 67 |
2002 | Cooperuna Sepkoski |
2007 | Cooperuna Yuan and Crasquin-Soleau p. 177 |
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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.
Diagnosis
No diagnoses are available
Measurements
No measurements are available
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Source: o = order, c = class | |||||
References: Jell and Adrain 2002, Kiessling 2004 |
Age range: base of the Late/Upper Frasnian to the top of the Changhsingian or 379.50000 to 252.17000 Ma
Collections (5 total)
Time interval | Ma | Country or state | Original ID and collection number |
---|---|---|---|
Late/Upper Frasnian | France (Alsace) | Acratia feisti (38675) | |
Osagean | USA (California) | Acratia n. sp. aff. A. (C.) similaris (225970) | |
Wuchiapingian | Hungary | C. sinuata (146249) C. tenuis (146212) | |
Changhsingian | China (Guangxi) | C. tenuis (95333) |