| 主な参照 | Cohen, D.M., T. Inada, T. Iwamoto and N. Scialabba, 1990 |
| Appearance refers to | |
| Bones in OsteoBase |
| 専門の臓器 | |
| 異なる出現 | |
| 異なる色 | |
| 意見 |
| 目立つ特徴 | striking shape of body |
| 身体の側面 | elongated |
| 横断面 | oval |
| 後頭部の側面 | more or less straight |
| 目の種類 | more or less normal |
| 目/鼻の種類 | more or less normal |
| 口の場所 | sub-terminal/inferior |
| 診断 |
Snout pointed; naked area on snout confined to median-ventral strip, otherwise head surfaces completely scaled. Spinules on scales slender, conical to lanceolate, arranged in convergent rows. Color when fresh gray with violet hue on trunk and lower jaw; silvery reflections on gill cover, parts of the suborbital, and trunk and tail below the lateral line; pelvic fins and membrane between spinous dorsal ray and first segmented ray black; pectoral and median fins otherwise dusky; oral and branchial cavities mostly black. |
| Ease of Identification |
| 側線 | 1 中断された: No |
| 側線ラインの長さ | |
| Pored lateral line scales | |
| Scales in lateral series | |
| 側線ラインより上の規模 | |
| 側線ラインより下の規模 | |
| 側線（尾鰭付近）周囲の規模 | |
| ひげ | |
| 鰓(サメ/エイのみ) | |
| 鰓篩 | |
| 下部のヒレに | |
| 上部のヒレの上に | |
| 合計 | |
| 脊つい | |
| 肛門前方の | |
| 合計 |
| 属性 | no striking attributes |
| 鰭の数 | 2 |
| 小離鰭の数 | Dorsal 0 - 0 |
| Ventral 0 - 0 | |
| 脊椎の合計 | 2 - 2 |
| 全体の鰭 | |
| 脂びれ | absent |
| 属性 |
| 鰭の数 | 1 |
| 脊椎の合計 | 0 - 0 |
| 全体の鰭 |
| 胸の | 属性 more or less normal |
| 脊椎 0 | |
| 鰭 17 - 20 | |
| 骨盤の | 属性 more or less normal |
| 場所 thoracic beneath origin of D1 | |
| 脊椎 0 | |
| 鰭 6 - 7 |