| Main Ref. | Hallan, A., F. Criscione, A. Fedosov and N. Puillandre, 2021 |
| Appearance refers to |
| specialized organs | |
| different appearance | |
| different colors | |
| remarks |
| Striking features | |
| Body shape lateral | |
| Cross section | |
| Dorsal head profile | |
| Type of eyes | |
| Type of mouth/snout | |
| Position of mouth | |
| Diagnosis | Shell fusiform-biconical, thin-walled, semi-translucent, smooth with no distinct carina. Protoconch orange, broadly conical, diagonally cancellate whorls. Teleoconch of 6.5 pale cream whorls, suture impressed, whorl porifile convez, with moderate, non-carinate angulation at periphery. Sculpture of regularly spaced, fine, shallow striae, uniformaly pronounced over entire shell surface, and dense collabral growth lines. Aperture elongate, approximately half of shell length; outer lip thin, inner lip whitish, with thin callus, straight. Head wide, cephalic tentacles of median size, cylindrical; small black eyes situated at their bases. Radular teeth of hypodermic type. |
| Ease of Identification |
| Lateral Lines | Interrupted: No |
| Scales on lateral line | |
| Pored lateral line scales | |
| Scales in lateral series | |
| Scale rows above lateral line | |
| Scale rows below lateral line | |
| Scales around caudal peduncle | |
| Barbels | |
| Gill clefts (sharks/rays only) | |
| Gill rakers | |
| on lower limb | |
| on upper limb | |
| total | |
| Vertebrae | |
| preanal | |
| total |
| Attributes | |
| Fins number | |
| Finlets No. | Dorsal |
| Ventral | |
| Spines total | |
| Soft-rays total | |
| Adipose fin |
| Attributes |
| Fins number | |
| Spines total | |
| Soft-rays total |
| Pectoral | Attributes |
| spines | |
| soft-rays | |
| Pelvics | Attributes |
| Position | |
| spines | |
| soft-rays |