A new species of vespertilionid bat from Taiwan and a revision of the taxonomic status of Arielulus and Thainycteris (Chiroptera : Vespertilionidae)

On morphological and chromosomal grounds Pipistrellus (Arielulus) subgenus is elevated to generic rank and the recently described genus Thainycteris h as been synonymized with Arielulus. Besides this taxonomic revision, a new species of bat Arielulus torquatus is described from the central mountains of Taiwan which differs from its congeners chiefly by its size and colourat ion.