This millipede is known from the area around Wat Suwan Khuha in Phang Nga Province, southern Thailand.
The adults observed alive had black bodies and brownish-white extensions along the sides.
The individuals studied were crawling on rock walls in small caves near the large Monkey Cave at Wat Suwan Khuha.
In the described adult specimens, antennae stretched over the back reach body ring 8 or 9 in males and ring 7 in females.
In the described adult males, a long, forked lobe with a stout base and very sharp tips lies between the bases of the fourth pair of legs.
An extinction-risk assessment has not been added yet.