Pseudobiceros uniarborensis is opaque black with three extremely narrow marginal bands. The colour and pattern varie from black with irregular white spots (Western Australia), or semi-transparent brown, semi-transparent brown with irregular white spots (PNG Madang) or
from the Philippines semi-transparent and light brown. All these animals belong to Pseudobiceros uniarborensis since the marginal banding remains the same.
Similar species are Pseudobiceros hancockanus, Pseudoceros periaurantus and P. periculosus.