主要参考文献 | de Graaf, M., E. Dejen, F.A. Sibbing and J.W.M. Osse, 2000 |
形态描述的性别 | |
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 | |
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 | terminal |
Type of scales | |
鉴别 |
A small sized, shallow and narrow-bodies barb (Ref. 47354). Head depth and body depth are about equal (Ref. 47354). The eyes are large, its diameter 34% of head length, with a small interorbital width (Ref. 47354). The lower jaw is rather long, 43.3% of head length, has a high inclination and makes a pronounced angle with the ventral head profile (Ref. 47354). The pharyngeal tooth formula is 5-3-2:2-3-5 (Ref. 47354). The barbels are short, the anterior barbel length 4.7% of head length (Ref. 47354). Scales: 10-12 predorsal scales (Ref. 47354). Live specimens are in general silvery white and the dorsal side of the head is blackish (Ref. 47354). |
鉴定难易度 |
侧线 | 1 打断: No |
侧联机的鳞片 | 28 - 33 |
侧联机鳞片数 | |
侧生系列的鳞片 | |
侧联机的鳞片列 | 4 - 4 |
侧线下的鳞片列 | 2 - 3 |
尾梗周围的鳞片 | 11 - 13 |
触须 | |
鳃裂 (仅限于鲨鱼/ 鱼) | |
鳃耙 | |
在下肢上 | |
上枝鳃耙 | |
总数 | |
脊椎骨 | |
肛门前 | |
总数 |
属性 | |
鳍数 | 1 |
离鳍号码 | Dorsal |
Ventral | |
棘总数 | |
软条总数 | |
脂鳍 | absent |
属性 | forked; more or less normal |
鳍数 | 1 |
棘总数 | |
软条总数 |
胸鳍 | 属性 more or less normal |
脊椎 | |
软条 11 - 15 | |
骨盘的 | 属性 more or less normal |
位置 abdominal beneath origin of D1 | |
脊椎 | |
软条 8 - 8 |