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Crotalocephalus
Taxonomy
Crotalocephalus was named by Salter (1853) [Sepkoski's age data: D Gedi D Give-u Sepkoski's reference number: 2,1106]. It is not extant.
It was reranked as Cheirurus (Crotalocephalus) by Philip (1962).
It was assigned to Cheirurus by Philip (1962); to Cheiruridae by Jell and Adrain (2002); and to Phacopida by Sepkoski (2002).
It was reranked as Cheirurus (Crotalocephalus) by Philip (1962).
It was assigned to Cheirurus by Philip (1962); to Cheiruridae by Jell and Adrain (2002); and to Phacopida by Sepkoski (2002).
Species
Species lacking formal opinion data
Synonyms
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Synonymy list
| Year | Name and author |
|---|---|
| 1853 | Crotalocephalus Salter |
| 1947 | Cerauroides Prantl and Pribyl |
| 1962 | Cheirurus (Crotalocephalus) Philip |
| 1973 | Pilletopeltis Pillet |
| 1983 | Cheirurus (Pilletopeltis) Chlupac |
| 2002 | Crotalocephalus Jell and Adrain p. 361 |
| 2002 | Cerauroides Sepkoski |
| 2002 | Crotalocephalus 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. †Crotalocephalus Salter 1853
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†Crotalocephalus affinis Hawle and Corda 1847
†Crotalocephalus albertii Pribyl and Vanek 1984
†Crotalocephalus maurus Alberti 1966
†Crotalocephalus meridianus Alberti 1969
†Crotalocephalus pauper Barrande 1852
†Crotalocephalus silverdalensis Etheridge and Mitchell 1917
†Crotalocephalus sternbergi Boeck 1827
†Crotalocephalus struszi Chatterton and Wright 1986
Invalid names: Cerauroides Prantl and Pribyl 1947 [synonym], Pilletopeltis Pillet 1973 [synonym]
Diagnosis
No diagnoses are available