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Crenilabium
Taxonomy
Crenilabium was named by Cossmann (1889) [Sepkoski's age data: K Camp R]. It is extant.
It was reranked as Actaeonina (Crenilabium) by Traub (1938).
It was assigned to Actaeonina by Traub (1938); to Cephalaspida by Sepkoski (2002); and to Acteonidae by Beu et al. (1990) and Wienrich and Janssen (2007).
It was reranked as Actaeonina (Crenilabium) by Traub (1938).
It was assigned to Actaeonina by Traub (1938); to Cephalaspida by Sepkoski (2002); and to Acteonidae by Beu et al. (1990) and Wienrich and Janssen (2007).
Species lacking formal opinion data
Synonymy list
Year | Name and author |
---|---|
1889 | Crenilabium Cossmann |
1938 | Actaeonina (Crenilabium) Traub p. 97 |
1990 | Crenilabium Beu et al. p. 421 |
2002 | Crenilabium Sepkoski |
2007 | Crenilabium Wienrich and Janssen p. 771 |
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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. Crenilabium Cossmann 1889
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†Actaeonina (Crenilabium) elata von Koenen 1885
†Crenilabium elongatum Sowerby 1824
Diagnosis
No diagnoses are available