Fig. 132. "Ocellus" or eye-spot ou a butterfly model. 'Dazzling' effect, etc., see page 230, chapter XXVII. 



'rhe ocellus distracts the eye's attention from the contour of the cardboard butterfly on which it is painted, and which, by likeues.-^ of shade and 

 color, 'merges' with its background ; also, the ocelUis itself, when the butterfly is not detected, seems, necessarily, to be a detail of the ba ■kifnnind. 



Fig. 133. Moths, butterfly and pheasant's tail resolved by picture-pattern into representations of twies and leavps 

 projecting over holes and shadows (Cf. Fig 120.) Polyphemus moths, 55, Proniethea moth C, Antiopa butterfly J) CvnthS 

 moth A, and Copper Pheasant's tail E. ' r j , v^juwim 



