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Parapygus
Taxonomy
Parapygus is a genus. It is not extant.
It was assigned to Echinolampadidae by Kier (1962), Kier (1966) and Smith (1991); and to Cassiduloida by Sepkoski (2002).
It was assigned to Echinolampadidae by Kier (1962), Kier (1966) and Smith (1991); and to Cassiduloida by Sepkoski (2002).
Species lacking formal opinion data
Synonyms
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Synonymy list
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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. †Parapygus
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†Parapygus cotteauanus d'Orbigny 1856
†Parapygus longior Cotteau and Gauthier 1895
Invalid names: Pseudocatopygus Cotteau and Gauthier 1895 [synonym], Rostropygus Szörényi 1955 [synonym]
Diagnosis
No diagnoses are available