Revision of Afrotropical Ennominae of the Drepanogynis group III: the genera Argyrophora Guenee, Pseudomaenas Prout and Microligia Warren (Lepidoptera: Geometridae: Ennominae). Annals of the Transvaal Museum, 36(32), January 1999: 427-496. 475 [Zoological Record Volume 135]