主な参照 | Herre, A.W.C.T., 1924 |
Appearance refers to | オス; メス |
Bones in OsteoBase |
専門の臓器 | |
異なる出現 | |
異なる色 | |
意見 |
目立つ特徴 | |
身体の側面 | fusiform / normal |
横断面 | compressed |
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 | terminal |
Type of scales | cycloid scales |
診断 |
Lateral line complete; 4 1/2 scales between lateral line and dorsal fin origin; four barbels; last simple dorsal ray bony and serrated behind; one large blotch at anterior base of dorsal fin and a round spot in the middle of caudal peduncle. Juveniles and sometimes adults possess 2-4 midlateral round to elongate spots (Ref. 7050). Color in life varies from silvery gray to greenish gray; darker dorsally; paler or nearly white on throat and belly; a bar behind operculum on shoulder; body markings (spots or band) may be absent on large specimens, except spot on caudal base. 8-9 scales from nape to dorsal; 2.5 (rarely 3) scales between ventral and lateral line. 4th dorsal spine serrate. Round, broad-tipped snout equal or a seventh longer than eye (Ref. 2929). |
Ease of Identification |
側線 | 1 中断された: No |
側線ラインの長さ | 22 - 27 |
Pored lateral line scales | |
Scales in lateral series | |
側線ラインより上の規模 | 3 - 4.5 |
側線ラインより下の規模 | 2.5 - 3 |
側線(尾鰭付近)周囲の規模 | 12 - 12 |
ひげ | 0 |
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 | 1 |
小離鰭の数 | Dorsal |
Ventral | |
脊椎の合計 | 4 - 4 |
全体の鰭 | 8 - 8 |
脂びれ | absent |
属性 | forked; more or less normal |
鰭の数 | 1 |
脊椎の合計 | 3 - 3 |
全体の鰭 | 5 - 5 |
胸の | 属性 more or less normal |
脊椎 1 | |
鰭 14 - 15 | |
骨盤の | 属性 more or less normal |
場所 abdominal beneath origin of D1 | |
脊椎 1 | |
鰭 8 - 8 |