主要參考文獻 | Heemstra, P.C. and J.E. Randall, 1993 |
形態描述的性別 | |
Bones in OsteoBase |
特殊器官 | |
不同的外表 | |
不同的顏色 | |
附註 |
顯著的特徵 | none |
側面體型 | short and / or deep |
橫切面 | compressed |
頭部背面描繪 | clearly concave |
眼的類型 | more or less normal |
口/吻尖的類型 | more or less normal |
口的位置 | superior |
Type of scales | cycloid scales |
鑑別 |
This species is easily distinguished by its extreme smallness of size of the anterior part of the head as compared to the elevated postorbital part; absence of canine teeth, except for a very small pair at the front of the upper jaw; D X, 17-19; A III, 10 (rarely 9); a slit-like posterior nostril; color greenish white to light greenish brown with scattered round black spots on head, body, and fins, with body spots generally larger than those on head and fins; about 9 large roundish dusky blotches may be present on body, with some extending partly into base of dorsal and anal fins (Ref. 5222); characterized further by having moderately deep body, greatest depth 2.5-3.0 in SL; small eyes; concave dorsal profile of head; rounded caudal fin (Ref. 90102). |
鑑定難易度 |
側線 | 1 打斷: No |
側線上的鱗片 | 54 - 62 |
側線上鱗片數 | |
側生系列的鱗片 | 106 - 122 |
側線上的鱗片列 | |
側線下的鱗片列 | |
尾梗周圍的鱗片 | |
觸鬚 | 0 |
鰓裂 (僅限於鯊魚/ 魟魚) | |
鰓耙 | |
在下肢上 | 13 - 17 |
上枝鰓耙 | 8 - 11 |
總數 | 21 - 28 |
脊椎骨 | |
肛門前 | |
總數 |
屬性 | no striking attributes |
鰭數 | 1 |
離鰭號碼 | Dorsal 0 - 0 |
Ventral 0 - 0 | |
棘總數 | 10 - 10 |
軟條總數 | 17 - 19 |
脂鰭 | absent |
屬性 | more or less truncate; more or less normal |
鰭數 | 1 |
棘總數 | 3 - 3 |
軟條總數 | 9 - 10 |
胸鰭 | 屬性 more or less normal |
脊椎 0 | |
軟條 17 - 18 | |
骨盤的 | 屬性 more or less normal |
位置 thoracic behind origin of D1 | |
脊椎 | |
軟條 |