This millipede is known from Kaki Bukit and Thale Ban National Park near the Malaysia–Thailand border.
The adults observed alive had black or brownish-black bodies. Their side extensions were yellowish white with a triangular dark-brown patch on the upper surface.
The individuals studied were found on humid mosses, logs or leaf litter in limestone habitats.
In the described adult specimens, antennae stretched over the back reach body ring 6 in males and ring 5 in females.
In the described adult males, the femur segments of the fifth and sixth pairs of legs are unmodified.
An extinction-risk assessment has not been added yet.