形态学资料 Epinephelus polystigma
检索表
Abnormalities
主要参考文献 Heemstra, P.C. and J.E. Randall, 1993
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 none
侧面体型 fusiform / normal
横切面 compressed
头部背面描绘 more or less straight
眼的类型 more or less normal
口/吻尖的类型 more or less normal
口的位置 superior
Type of scales ctenoid scales
鉴别

Distinguished by the following characteristics: dark brown to nearly blackish color; fins with small white to yellowish-white dots; weakly ctenoid scales on body except cycloid anteriorly above lateral line, on thorax and abdomen; body with auxiliary scales; greatest depth of body 2.6-3.0 in SL; rounded caudal fin; pelvic fins, 1.9-2.2 in head length (Ref. 90102); head length 2.3-2.7 times in SL; flat interorbital area; short snout, length subequal to eye diameter; preorbital depth less than greatest width of upper lip; rounded preopercle, finely serrate, serrae at angle slightly enlarged; upper edge of operculum mostly enlarged; funnel-shaped anterior nostrils, rear margin expanded as a flap reaching posterior nostril; posterior nostril diameter 2-4 times larger than anterior nostril diameter; maxilla reaches past vertical at rear edge of eye, lower edge with rounded step at front of widest part; 2-3 rows of small subequal teeth on midlateral part of lower jaw; presence of 2 short stout canines at front of both jaws; pyloric caeca 8 (Ref. 89707).

鉴定难易度

分节特性 Epinephelus polystigma

侧线 1 打断: No
侧联机的鳞片 49 - 55
侧联机鳞片数
侧生系列的鳞片 81 - 91
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 13 - 16
上枝鳃耙 8 - 9
总数 21 - 25
脊椎骨
肛门前
总数

背鳍 (s)

属性 no striking attributes
鳍数 1notched No
离鳍号码 Dorsal   0 - 0
Ventral  0 - 0
棘总数 11 - 11
软条总数 15 - 16
脂鳍 absent

尾鳍

属性 more or less truncate

臀鳍 (s)

鳍数 1
棘总数 3 - 3
软条总数 8 - 8

偶鳍

胸鳍 属性  more or less normal
脊椎     0
软条   16 - 18
骨盘的 属性  more or less normal
位置    thoracic  beneath origin of D1
脊椎     
软条   
主要参考文献 (例如 9948)
字汇 ( 例如 cephalopods )
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