Calotheca prinslooi sp. nov. A habitus, ♂ (holotype) B head, pronotum, and basal part of elytra, ♂ (RSA: ECape, Willow River Farm) C median lobe of aedeagus, from left to right in ventral, dorsal, and lateral view (RSA: WCape, Swellendam) D spermatheca (ECape, Willow River Farm). Abbreviations: bf = basal furrow; bl = basal lobe of dorsa ligula; dl = distal lobe of dorsa ligula; ds = distal sulcus; fg = frontal groove; pls = punctate lateral stria; vc = ventral carina; vs = ventral sulcus; ws = wrinkled surface. Scale bars: 2 mm (A); 1 mm (C, B); 0.5 mm (D).