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Polycylindricus asphinctus
Taxonomy
Polycylindricus asphinctus was named by Boardman (1960). It is not extant. Its type specimen is USNM 133916. It is the type species of Polycylindricus.
Synonymy list
Year | Name and author |
---|---|
1960 | Polycylindricus asphinctus Boardman p. 68 figs. 15.1-2 |
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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.
†Polycylindricus asphinctus Boardman 1960
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Diagnosis
No diagnoses are available