55 2 Explanation of the Plates. 



Fig. 58. Deilephila Hippophacs ; Stage III. Subdorsal 

 with open ring-spot on the nth segment. A, segment 

 1 1 somewhat enlarged. Length, 3 centim. 



PLATE VII. 



Fig. 59. Deilephila Hippophacs ; Stage V. Secondary 

 ring-spots on six segments (10 5). 



Fig. 60. Same species ; Stage V. One or two red 

 shagreen dots on segments 10 4 in the position of the 

 ring-spots of Fig. 59. Length, 6.5 centim. 



Fig. 61. Same species ; Stage V. Segments 96 of 

 another specimen, more strongly magnified. A ring- 

 spot on segments 9 and 8 showing its origin from two 

 shagreen-dots ; two red shagreen-dots on segment 7, on 

 segment 6 only one. 



Fig. 62. Deilephila Livornica (Europe) in the last 

 stage. Green form. Copied from Boisduval. 



Fig. 63. Pterogon (Enotkerce ; Stage IV. Length, 3.7 

 centim. 



Fig. 64. The same species at the same stage ; dorsal 

 view of the last segment. 



Fig. 65. The same segment in Stage V. Eye-spot 

 completely developed. 



Fig. 66. Saturnia Carpini, larva from Freiburg ; Stage 

 III. Natural length, 15 millim. 



Fig. 67. Same species ; larva from Genoa ; Stage IV. 

 Length, 20 millim. 



Fig. 68. Same species ; larva from Freiburg ; Stage 

 III. Segments 8 and 9 in dorsal aspect. Length, 15 

 millim. 



Fig. 69. The same caterpillar ; lateral view of seg- 

 ment 8. 



Fig. 70. SmerintJms Occllatus ; adult larva with distinct 

 subdorsal on the six foremost segments. The shagreen- 

 ing is only shown in the contour, elsewhere omitted. 

 Length, 7 centim. 



