形态学资料 Agrostichthys parkeri
检索表
Abnormalities
主要参考文献 Heemstra, P.C., 1986
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 eel-like
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

Distinguished in having just 6 to 9 gill rakers on the first gill arch, 8 to 11 pectoral fin rays, and just 2 caudal fin rays. Start of the dorsal fin having 1 to 3 simple elongated rays, apparently never ornamented; not forming a single or double crest but are membranously joined to each other as well as to the dorsal fin. No cristophore. Head is shallow, with gently sloping snout. (Ref. 92949). Body silvery in color. Dorsal fin rose-colored and with more than 400 soft rays (Ref. 4171). Opercular bones well-developed. Small, protrusible mouth, without visible teeth; premaxilla extending forward along dorsal profile of head; axis of maxilla oblique. Skin of fragmented body naked, studded with numerous hard tubercles. Lateral line runs along sides consisting of a chain of oblong plates to form a continuous tube (Ref. 43600).

鉴定难易度

分节特性 Agrostichthys parkeri

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
总数

背鳍 (s)

属性
鳍数 2
离鳍号码 Dorsal   0 - 0
Ventral  0 - 0
棘总数 2 - 7
软条总数
脂鳍 absent

尾鳍

属性

臀鳍 (s)

鳍数
棘总数 0 - 0
软条总数 0 - 0

偶鳍

胸鳍 属性  
脊椎     0
软条   8 - 11
骨盘的 属性  
位置    
脊椎     0
软条   0 - 1
主要参考文献 (例如 9948)
字汇 ( 例如 cephalopods )
Comments & Corrections
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