主要参考文献 | Fischer, W., M.-L. Bauchot and M. Schneider (eds.), 1987 |
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 | striking type of mouth |
侧面体型 | elongated |
横切面 | circular |
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 | ganoid scales |
鉴别 |
Snout moderate and pointed, turning slightly upward. Lower lip not continuous, interrupted at center. Barbels oval or flat, leaf-like posteriorly, reaching almost to mouth. Five rows of scutes, dorsal 11-14 (first one smallest), lateral 41-52 on each side, ventral 9-11 on each side. Back ash-grey or greenish, flanks lighter, belly white. |
鉴定难易度 |
侧线 | 打断: No |
侧联机的鳞片 | 0 - 0 |
侧联机鳞片数 | |
侧生系列的鳞片 | |
侧联机的鳞片列 | 0 - 0 |
侧线下的鳞片列 | 0 - 0 |
尾梗周围的鳞片 | |
触须 | 0 |
鳃裂 (仅限于鲨鱼/ 鱼) | |
鳃耙 | |
在下肢上 | |
上枝鳃耙 | |
总数 | 16 - 22 |
脊椎骨 | |
肛门前 | |
总数 |
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 | 62 - 73 |
脂鳍 | absent |
属性 | more or less truncate; more or less normal |
鳍数 | 1 |
棘总数 | 0 - 0 |
软条总数 | 28 - 41 |
胸鳍 | 属性 more or less normal |
脊椎 | |
软条 | |
骨盘的 | 属性 more or less normal |
位置 abdominal before origin of D1 | |
脊椎 | |
软条 |