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Taxonomy
Heliopyge was named by Haas and Mensink (1970) [Sepkoski's age data: D Eife D Fras-u Sepkoski's reference number: 983]. It is not extant. Its type is Asteropyge (Comura) helios.
It was assigned to Phacopida by Sepkoski (2002); and to Acastidae by Jell and Adrain (2002).
It was assigned to Phacopida by Sepkoski (2002); and to Acastidae by Jell and Adrain (2002).
Species
Species lacking formal opinion data
Synonyms
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Synonymy list
Year | Name and author |
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1970 | Heliopyge Haas and Mensink pp. 155-211 |
1979 | Alcaldops Arbizu |
2002 | Heliopyge Jell and Adrain |
2002 | Alcaldops Sepkoski |
2002 | Heliopyge 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. †Heliopyge Haas and Mensink 1970
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†Heliopyge helios Richter and Richter 1926
†Heliopyge sharudensis Pillet 1974
Invalid names: Alcaldops Arbizu 1979 [synonym]
Diagnosis
No diagnoses are available