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Zoila didymorhyncha
Taxonomy
Zoila didymorhyncha was named by Darragh (2011). Its type specimen is P302687, a shell, and it is a 3D body fossil. Its type locality is PL 3022 cliff section at Addiscot Beach, beds B109–107, which is in a Chattian coastal siltstone in the Jan Juc Formation of Australia.
Synonymy list
| Year | Name and author |
|---|---|
| 2011 | Zoila didymorhyncha Darragh pp. 7 - 9 figs. 1E, 6A–E, I |
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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.
†Zoila didymorhyncha Darragh 2011
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Diagnosis
| Reference | Diagnosis | |
|---|---|---|
| T. A. Darragh 2011 | Shell solid, small for genus, elongate, subfusiform; base relatively flat, but rounded on either side of aperture. Spire not visible. Posterior canal long, with rounded sides, sunk into massive rounded posterior rostrum formed by extensions of inner and outer lips. Anterior canal long, with rounded sides, sunk into a thick, rather flat rostrum. Aperture somewhat sinuous; outer lip with 10–24 well-developed teeth extending along entire lip; teeth completely obsolete on one specimen. Columella lip with 3–26 well-developed teeth extending along entire lip on most specimens; teeth obsolete on one specimen. Fossula moderately developed, very shallow, bounded anteriorly by a small, weak, terminal ridge. |