形态学资料 Istigobius goldmanni
检索表
Abnormalities
主要参考文献 Murdy, E.O. and D.F. Hoese, 1985
形态描述的性别
Bones in OsteoBase

性别内容

特殊器官 protruding genital papilla (m)
不同的外表 always different morphology between mature adults
不同的颜色
附注 Genital papilla of male slightly pigmented, ending to side of anal spine. Female genital papilla truncate, ending well before origin of anal fin (Ref. 420).

稚鱼与成鱼的特徵描述

显着的特徵
侧面体型 fusiform / normal
横切面 circular
头部背面描绘 clearly convex
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 cycloid and ctenoid scales
鉴别

Upper pectoral fin rays entire. Nape with as many as 30 dark spots. A prominent diagonal, black line from posterior part of upper jaw to operculum. 4 broad, dark bands on abdomen; 2nd dorsal fin with 3-4 rows of black spots; pectoral fin clear, base with 2 small dusky spots. Predorsal cycloid scales 7-9, trunk ctenoid. In male, anal fin when appressed reaching almost the caudal fin; appressed 2nd dorsal fin overlapping caudal. Anal and 2nd dorsal fins of female when appressed reaching to within a distance of 2-3 scales of caudal fin (Ref. 420); longitudinal scale series 30-32; depth of body 4.9-5.6 in SL (Ref. 90102).

鉴定难易度

分节特性 Istigobius goldmanni

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 0
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 26 - 26

背鳍 (s)

属性 other
鳍数 2
离鳍号码 Dorsal   
Ventral  
棘总数 7 - 7
软条总数 10 - 11
脂鳍 absent

尾鳍

属性 more or less truncate; more or less normal

臀鳍 (s)

鳍数 1
棘总数 1 - 1
软条总数 9 - 10

偶鳍

胸鳍 属性  more or less normal
脊椎     0
软条   17 - 19
骨盘的 属性  joint, cup-like
位置    thoracic  before origin of D1
脊椎     1
软条   5 - 5
主要参考文献 (例如 9948)
字汇 ( 例如 cephalopods )
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