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Paracyclas
Taxonomy
Paracyclas was named by Hall (1843) [Sepkoski's age data: S Wenl D Fame-u]. It is not extant.
It was reranked as Lucina (Paracyclas) by Hall and Whitfield (1872).
It was assigned to Lucina by Hall and Whitfield (1872); to Mactromyidae by Cox et al. (1969) and Vokes (1980); and to Veneroida by Sepkoski (2002).
It was reranked as Lucina (Paracyclas) by Hall and Whitfield (1872).
It was assigned to Lucina by Hall and Whitfield (1872); to Mactromyidae by Cox et al. (1969) and Vokes (1980); and to Veneroida by Sepkoski (2002).
Species
Species lacking formal opinion data
Synonymy list
Year | Name and author |
---|---|
1843 | Paracyclas Hall |
1872 | Lucina (Paracyclas) Hall and Whitfield p. 189 |
1969 | Paracyclas Cox et al. p. 512 |
1980 | Paracyclas Vokes p. 106 |
2002 | Paracyclas 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. †Paracyclas Hall 1843
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†Paracyclas dubia Beushausen 1895
†Paracyclas elliptica Hall 1843
†Paracyclas occidentalis Hall and Whitfield 1872
†Paracyclas proavia Goldfuss 1834
Diagnosis
No diagnoses are available