形态学资料 Ecsenius prooculis
检索表
Abnormalities
主要参考文献 Springer, V.G., 1988
形态描述的性别
Bones in OsteoBase

性别内容

特殊器官
不同的外表 different morphology in juveniles and adults
不同的颜色 different colors in juveniles and adults
附注 Males and females have meristic similarity but differ in head ventral surface color pattern. Males with dark cresentic marks or longitudinal pair of spots never found in females. Though both may have pale version of these markings or have uniformly dusky ventral surface of head. Also, females smaller, caudal-fin lobe never elongate, and dorsal-fin elements shorter than in males (Ref. 5296).

稚鱼与成鱼的特徵描述

显着的特徵
侧面体型 elongated
横切面
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

Description: Dorsal fin XII (rarely XIII),13-15 (usually 14), with deep notch between spinous and ray portions; anal fin II,15-17; pectoral rays 12-14 (usually 13); pelvic fin I, 3; caudal-fin segmented rays 13. Body depth 4.9-5.4 in SL at anal-fin origin. Vertebrae 10 + 21-23 (usually 22); incisors and anterior canine teeth look very similar, 41-49; posterior canines 1 on each side, sometimes absent. Lateral line without pores, ends below dorsal spine 9-10. Anterior nostril with cirrus present only on posterior rim. Overall pale grey or dusky brown, ventral paler, with dorsal and ventral dark stripes narrowly spaced. Eyes with narrow yellow ring around the pupil and yellow streaks on iris. Interorbital region with bilaterally paired spots and sometimes a median spot. Dark stripe from eyes to posterior edge of operculum continuous with the ventral dark stripe on body. Dorsal-fin ray portion with suprabasal stripe, fine and dusky; anal fin dusky but pale distally in some mature males; caudal fin dusky with basal half-moon mark (Ref. 5296, 90102).

鉴定难易度

分节特性 Ecsenius prooculis

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
脊椎骨
肛门前 10 - 10
总数 31 - 33

背鳍 (s)

属性
鳍数 1
离鳍号码 Dorsal   
Ventral  
棘总数 12 - 13
软条总数 13 - 15
脂鳍

尾鳍

属性

臀鳍 (s)

鳍数 1
棘总数 2 - 2
软条总数 15 - 17

偶鳍

胸鳍 属性  
脊椎     
软条   12 - 14
骨盘的 属性  
位置    
脊椎     1
软条   3 - 3
主要参考文献 (例如 9948)
字汇 ( 例如 cephalopods )
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