主要参考文献 | Allen, G.R. and J.H. Talbot, 1985 |
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 | oval |
头部背面描绘 | clearly concave |
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 | ctenoid scales |
鉴别 |
Dorsal profile of head steeply sloped, snout profile slightly concave. Preorbital bone usually much greater than eye diameter, at least in large specimens. Preopercular notch and knob poorly developed. Scale rows on back rising obliquely above lateral line. Generally gray-brown or olive on the upper portion of the back and head, grading to whitish ventrally. The dorsal and caudal fins are dusky brown or black, frequently with a narrow white posterior margin. The anal, pelvic and pectoral fins are whitish with some dusky brown. Juveniles have a broad black horizontal band from snout tip to caudal fin base. Large juveniles with black mid-lateral stripe. Adults plain pinkish brown with dusky tail (Ref. 48635). Body depth 2.5-2.8 in SL (Ref. 90102). |
鉴定难易度 |
侧线 | 1 打断: No |
侧联机的鳞片 | 47 - 50 |
侧联机鳞片数 | |
侧生系列的鳞片 | |
侧联机的鳞片列 | 6 - 7 |
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 | 10 - 14 |
上枝鳃耙 | 6 - 8 |
总数 | 18 - 21 |
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 | 10 - 10 |
软条总数 | 13 - 14 |
脂鳍 | absent |
属性 | more or less truncate; more or less normal |
鳍数 | 1 |
棘总数 | 3 - 3 |
软条总数 | 8 - 8 |
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 thoracic before origin of D1 | |
脊椎 1 | |
软条 5 - 5 |