The dark-brown serotine (Pseudoromicia brunnea ) is a species of vesper bat found in Central and West Africa.
Thomas described this species as dark brown, with short ears and a well-developed calcar on the uropatagium.Its tragus is "medium length", straight, and has a flat tip.Its head and body is 1.8 in (46 mm) long; its tail is 1.35 in (34 mm) long; its ear is 0.55 in (14 mm) long; its tragus is 0.2 in (5.1 mm) long.Its forearm is 33–38 mm (1.3–1.5 in) long.Its wing membranes are blackish-brown in color.Its dental formula is 2.1.1.33.1.2.3 for a total of 32 teeth.
This species is found in several countries in West and Central Africa, including Cameroon, Congo, Côte d'Ivoire, Equatorial Guinea, Gabon, Ghana, Liberia, Nigeria, and Sierra Leone.It is known as a rainforest specialist.It is usually found at low altitudes, but has been recorded at elevations up to 1,470 m (4,820 ft) above sea level.
Females give birth to one pup at a time.It is parasitized by at least one species of bat fly, Basilia echinata.
It is evaluated as near threatened by the IUCN.It meets the criteria for this designation because its population is likely in significant decline, but the decline is probably not greater than 30% over 10 years.There is also widespread habitat loss throughout its known range.The IUCN notes that the species is close to qualifying for vulnerable status.Specific threats to this species include deforestation for timber harvest and conversion to farmland.
