主要参考文献 | Smith-Vaniz, W.F., 1986 |
形态描述的性别 | 雄性; 雌性 |
Bones in OsteoBase |
特殊器官 | |
不同的外表 | |
不同的颜色 | |
附注 |
显着的特徵 | |
侧面体型 | fusiform / normal |
横切面 | compressed |
头部背面描绘 | more or less straight |
眼的类型 | more or less normal |
口/吻尖的类型 | more or less normal |
口的位置 | terminal |
Type of scales | cycloid scales |
鉴别 |
Body slender, elongate, and somewhat circular in cross section; posterior end of upper jaw concave dorsally and with a rounded protrusion ventrally; edge of shoulder girdle (cleithrum) with two small papillae, the lower one larger; dorsal and anal fin each followed by a separate finlet (Ref. 55763). Color metallic blue dorsally, silvery ventrally; fins hyaline; opercle with a small black spot (Ref. 2334). 24-40 scutes. Very slender compared to similar species (Ref. 48635). |
鉴定难易度 |
侧线 | 1 打断: No |
侧联机的鳞片 | 110 - 126 |
侧联机鳞片数 | |
侧生系列的鳞片 | |
侧联机的鳞片列 | |
侧线下的鳞片列 | |
尾梗周围的鳞片 | |
触须 | 0 |
鳃裂 (仅限于鲨鱼/ 鱼) | |
鳃耙 | |
在下肢上 | 34 - 38 |
上枝鳃耙 | 10 - 12 |
总数 | 44 - 50 |
脊椎骨 | |
肛门前 | |
总数 |
属性 | no striking attributes |
鳍数 | 2 |
离鳍号码 | Dorsal 1 - 1 |
Ventral 1 - 1 | |
棘总数 | 9 - 9 |
软条总数 | 33 - 38 |
脂鳍 | absent |
属性 | forked; more or less normal |
鳍数 | 2 |
棘总数 | 3 - 3 |
软条总数 | 27 - 30 |
胸鳍 | 属性 more or less normal |
脊椎 | |
软条 | |
骨盘的 | 属性 more or less normal |
位置 thoracic before origin of D1 | |
脊椎 | |
软条 |