522 MR. TRIMEN ON MIMETIC ANALOGIES AMONG AFRICAN BUTTERFLIES. 



Plate I. 



Fig. 5. Danais Ckrysvppus, Linn., J, from Cape 

 Townj Cape Colony. 



Fig. 8. Acrcea Zetes, Linn., var., d , from Pieter- 

 maritzburg, Natal. 

 A Southern form, A. Acara of Hewitson, 

 differing from the Tropical West-African type 

 in the bright, unsuffused colouring of the upper 

 surface of the fore wings. 

 Fig. 9. ^c?"<eaZe/e«, Linn., var., 2,fromD'Urban, 

 Natal. 

 The ? of the Southern form, Acara, Hew- 

 itson. 



Plate II. 



Fig. 5. Papilio Merope, Cramer, 4th form of ?, 

 from Knysna, Cape Colony. (P. Tro- 

 phonius, Westwood.) 

 Mimics Danais Chnjsippus, which is abun- 

 dant at Knysna and throughout the Colony. 

 Fig. 8. Panopea Boisduvalii, E. Doubleday, var., 

 d , from D'Urban, Natal. 

 Mimics the c? of the Southern form of Acrtea 

 Zetes, and, like that insect, differs from the 

 Tropical West- Afi-ican type in the bright colour- 

 ing of the fore wings. 

 Fig. 9. Panopea Boisduvalii, E. Doubleday, var., 

 $ , from D'Urban, Natal. 

 Mimics the ? of the Southern form ot Acrcea 

 Zetes. 



