Dark blue color form, Pratas, South China Sea (territory of Taiwan), Sep 2006.

Bluish color form, Pratas, South China Sea (territory of Taiwan), Sep 2006

Holotype of Uropterygius oligospondylus, TOU-AE 1862, male, 448 mm TL

Female (cl 10.3 mm), Lang Island, Lanyu, Taitung County, 23 Jun 1993 (after Osawa et al., 2007 and under the premission from Koninlijke BRILL NV)

Ovigerous female (8.3 mm), CP268, body paler in color.

雌蟲 1.尾毛較長, 其基部沒有明顯變細(詳小圖)。