This small insect-eating bat occurs in New Guinea. The current Mammal Diversity Database places it in Alionoctula rather than Pipistrellus. A study in Wau, Papua New Guinea, sampled bats as they emerged from buildings in the evening over 17 months.
The 1986 account describes dried, alcohol-preserved specimens with dorsal hairs that had brown tips over nearly black bases and ventral hairs with cinnamon-brown tips over dark bases.
In Wau, Papua New Guinea, researchers sampled these small insectivorous bats as they emerged from buildings in the evening over a 17-month period.
An extinction-risk assessment has not been added yet.