主要参考文献 | Smith, M.M., 1986 |
形态描述的性别 | |
Bones in OsteoBase |
特殊器官 | no special organs |
不同的外表 | males alike females |
不同的颜色 | males alike females |
附注 |
显着的特徵 | none |
侧面体型 | fusiform / normal |
横切面 | |
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 | sub-terminal/inferior |
Type of scales | |
鉴别 |
Branchiostegal rays 12-14 (Ref. 4639). Silvery with dusky fins; base of pectorals yellow (Ref. 3970). Body elongate and fusiform (Ref. 4832). Last ray of dorsal and anal fins not prolonged; head region naked; spot and band absent on head; margin of nasal pore not black (Ref. 13608). Bluntly conical snout extends beyond inferior mouth (Ref. 26938). Pectoral and pelvic axillary scales present; a single long scale on each side of membrane between each ray of dorsal and anal fins (Ref. 4832). |
鉴定难易度 |
侧线 | 1 打断: No |
侧联机的鳞片 | 62 - 75 |
侧联机鳞片数 | |
侧生系列的鳞片 | |
侧联机的鳞片列 | 9.5 - 9.5 |
侧线下的鳞片列 | 7.5 - 7.5 |
尾梗周围的鳞片 | |
触须 | 0 |
鳃裂 (仅限于鲨鱼/ 鱼) | absent |
鳃耙 | |
在下肢上 | 9 - 12 |
上枝鳃耙 | 7 - 10 |
总数 | |
脊椎骨 | |
肛门前 | 42 - 47 |
总数 | 69 - 74 |
属性 | no striking attributes |
鳍数 | 1 |
离鳍号码 | Dorsal 0 - 0 |
Ventral 0 - 0 | |
棘总数 | 0 - 0 |
软条总数 | 15 - 19 |
脂鳍 | absent |
属性 | forked; more or less normal |
鳍数 | 1 |
棘总数 | 0 - 0 |
软条总数 | 7 - 9 |
胸鳍 | 属性 more or less normal |
脊椎 0 | |
软条 16 - 17 | |
骨盘的 | 属性 more or less normal |
位置 abdominal behind origin of D1 | |
脊椎 0 | |
软条 9 - 10 |