Description: English: Naked-rumped tomb bat illustration. Date: 1826. Source: File:Atlas_zu_der_Reise_im_nördlichen_Afrika_(Taf._27_a,_b)_(6813076590).jpg. Author: Cretzschmar, Philipp Jakob; Heyden, Carl Heinrich Georg von; Leuckart, F. S.; Rüppell, Eduard; Senckenbergische Naturforschende Gesellschaft.