形态学资料 Ungusurculus riauensis
检索表
Abnormalities
主要参考文献 Schwarzhans, W. and P.R. Møller, 2007
形态描述的性别
Bones in OsteoBase

性别内容

特殊器官
不同的外表
不同的颜色
附注

稚鱼与成鱼的特徵描述

显着的特徵
侧面体型 elongated
横切面 compressed
头部背面描绘
眼的类型
口/吻尖的类型
口的位置
Type of scales
鉴别

This species is diagnosed by the following characters: D 70-77, A 53-61, D/A 20-23, V in D 1.9-2.2; vertebrae 12+28-30=40-42; anterior nostril 1/4 distance from upper lip to aggregate distance to anterior margin of eye; free pseudoclaspers 2 pairs, the outer pseudoclasper wingshaped with broad base and distally widened supporter with massive anterior hook, prominent knob on inner face of outer pseudoclasper fitting into opening of inner pseudoclasper, the inner one long, massive, stalked, distally with claw-like, outwardly directed strong spines; cheeks with 5 scale rows on upper part and 3 rows on lower; no upper preopercular pore; otolith moderately elongate, its length to height is 2.0-2.2, pointed anterior tip, expanded posterior tip, sharp postdorsal angle, bent outwards, short sulcus with small ventral indentation at joining of ostium and cauda but completely fused colliculi, its centre anterior to centre of otolith, inclined about 10°, otolith length to sulcus length is 2.1 (Ref. 76869).

鉴定难易度

分节特性 Ungusurculus riauensis

侧线 打断: No
侧联机的鳞片
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
鳃裂 (仅限于鲨鱼/ 鱼)
鳃耙
在下肢上
上枝鳃耙
总数 15 - 17
脊椎骨
肛门前 12 - 12
总数 40 - 42

背鳍 (s)

属性
鳍数
离鳍号码 Dorsal   
Ventral  
棘总数
软条总数 70 - 77
脂鳍

尾鳍

属性

臀鳍 (s)

鳍数
棘总数
软条总数 53 - 61

偶鳍

胸鳍 属性  
脊椎     
软条   17 - 20
骨盘的 属性  
位置    
脊椎     
软条   
主要参考文献 (例如 9948)
字汇 ( 例如 cephalopods )
Comments & Corrections
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