Thiania bhamoensis is a species of jumping spider.The species is iridescent green-blue. Females are more green, males more blue. From the front view, the female's face are black. And the males are white. Because two males will readily fight each other, either in a natural setting, or if put together, they are commonly known as "fighting spider" in South-east Asia.

Juvenile: 0.5 - 1 cm, Sub-adult: 1 - 1.5 cm, Adult: 1.8  - 2.5 cm