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Callolongchaeus
Taxonomy
Callolongchaeus was named by Dall (1903) [Sepkoski's age data: T Mi-l R]. It is extant.
It was assigned to Pyramidellidae by Todd (2001); and to Heterostrophia by Sepkoski (2002).
It was assigned to Pyramidellidae by Todd (2001); and to Heterostrophia by Sepkoski (2002).
Species lacking formal opinion data
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. Callolongchaeus Dall 1903
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Diagnosis
No diagnoses are available