| 主要參考文獻 | Whitehead, P.J.P., G.J. Nelson and T. Wongratana, 1988 |
| 形態描述的性別 | |
| Bones in OsteoBase |
| 特殊器官 | no special organs |
| 不同的外表 | males alike females |
| 不同的顏色 | males alike females |
| 附註 |
| 顯著的特徵 | striking fins |
| 側面體型 | elongated |
| 橫切面 | compressed |
| 頭部背面描繪 | clearly convex |
| 眼的類型 | more or less normal |
| 口/吻尖的類型 | more or less normal |
| 口的位置 | terminal |
| Type of scales | cycloid scales |
| 鑑別 |
Body tapering, belly rounded before pelvic fins, with 18 to 20 + 34 to 36 = 54 or 55 keeled scutes from isthmus to anus. Maxilla short, not reaching to edge of gill cover. Pectoral fin with 6 long filaments and 11 (rarely 12) branched fin rays, longer than those of pelvic fin. Anal fin long, the last fin ray joined to the caudal fin, which is small and pointed. |
| 鑑定難易度 |
| 側線 | 打斷: No |
| 側線上的鱗片 | 0 - 0 |
| 側線上鱗片數 | |
| 側生系列的鱗片 | |
| 側線上的鱗片列 | 0 - 0 |
| 側線下的鱗片列 | 0 - 0 |
| 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 | 21 - 24 |
| 上枝鰓耙 | |
| 總數 | |
| 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 | 0 - 0 |
| 軟條總數 | |
| 脂鰭 | absent |
| 屬性 | pointed |
| 鰭數 | 1 |
| 棘總數 | 0 - 0 |
| 軟條總數 | 80 |
| 胸鰭 | 屬性 rays very elongated |
| 脊椎 0 | |
| 軟條 17 - 18 | |
| 骨盤的 | 屬性 more or less normal |
| 位置 abdominal before origin of D1 | |
| 脊椎 0 | |
| 軟條 7 - 7 |