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Parayoungia
Taxonomy
Parayoungia was named by Chatterton and Perry (1984) [Sepkoski's age data: S (Ldov-u) - S (Wenl-l)]. Its type is Parayoungia eleyae.
It was assigned to Phacopida by Sepkoski (2002); and to Cheiruridae by Jell and Adrain (2002).
It was assigned to Phacopida by Sepkoski (2002); and to Cheiruridae by Jell and Adrain (2002).
Species
Ichiyamella subglobula, P. brennardi, P. eleyae (type species), P. folinsbeei, P. mclaughlini, P. tuberculata
Synonyms
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Synonymy list
| Year | Name and author |
|---|---|
| 1984 | Parayoungia Chatterton and Perry |
| 1986 | Ichiyamella Kobayashi and Hamada p. 456 |
| 2002 | Parayoungia Jell and Adrain p. 422 |
| 2002 | Parayoungia 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. †Parayoungia Chatterton and Perry 1984
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†Parayoungia brennardi Chatterton and Perry 1984
†Parayoungia eleyae Chatterton and Perry 1984
†Parayoungia folinsbeei Chatterton and Perry 1984
†Parayoungia mclaughlini Adrain 1998
†Parayoungia tuberculata Chatterton and Perry 1984
Invalid names: Ichiyamella Kobayashi and Hamada 1986 [synonym]
Diagnosis
No diagnoses are available