主要参考文献 | Williams, J.T. and J.C. Howe, 2003 |
形态描述的性别 | |
Bones in OsteoBase |
特殊器官 | |
不同的外表 | always different morphology between mature adults |
不同的颜色 | |
附注 | Adults males with first dorsal fin spine elongate, when depressed reaching base of fourth to sixth spine of second dorsal. |
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 |
A species of Helcogramma (sensu Hansen, 1986) with 2 symphysial mandibular sensory pores, second dorsal fin spines usually XIV (two of 80 specimens with XIII and 11 with XV), third dorsal fin segmented rays 10-11, last ribs on vertebral centrum 10, vertebrae modally 10+27=37, pored lateral line scales modally 19 or 20, nape scales present, males with dusky anal fin, both sexes with distinctive pale (red in life), oblong streak over lowest pectoral fin ray bases, adult males first dorsal elongate, reaching base of fourth to sixth spine of second dorsal fin when depressed (Ref. 52308). |
鉴定难易度 |
侧线 | 1 打断: No |
侧联机的鳞片 | |
侧联机鳞片数 | 17 - 26 |
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 | 37 - 37 |
属性 | |
鳍数 | 3 |
离鳍号码 | Dorsal |
Ventral | |
棘总数 | 16 - 18 |
软条总数 | 11 - 12 |
脂鳍 |
属性 | more or less truncate; more or less normal |
鳍数 | 1 |
棘总数 | 1 - 1 |
软条总数 | 20 - 22 |
胸鳍 | 属性 more or less normal |
脊椎 | |
软条 15 - 17 | |
骨盘的 | 属性 more or less normal |
位置 jugular | |
脊椎 1 | |
软条 2 - 2 |