Reference

Thomas Ziegler, Alfred Feiler, Ulrich Zöphel (2001): New data on the genital morphology of the midge bat Pipistrellus pygmaeus (Leach, 1825) from Germany (Mammalia: Chiroptera: Vespertilionidae) – Zoologische Abhandlungen - Staatliches Museum für Tierkunde Dresden – 51: 435 - 444.