EXPLANATION OF THE PLATE. 
Figs. 1 - 5. — Morpho Eurylochus. 
Fig. 1, side view. Fig. 2, the head of the same, magnified, showing beneath the separated men- 
turn. Fig. 3, front view of the head. Fig. 4, the same from below, showing the forelegs. Fig. 
5, head of the perfect imago. 
Figs. 6-9. — Phalsena heteroclita. 
The figures are copied from the original in the Memoir. Pres. Acad. Paris, Vol. VI. The plate 
given by Goeze is not exactly reproduced. 
Fig. 6, the moth from above. Fig. 7, the same from below. Fig. 8, front view of the head. 
Fig. 9, the eggs. 
Figs 10, 11. — Nymphalis Populi. 
The figures are copied from the Bull. Acad. Bruxelles, Vol. IV. 
Fig. 10, the butterfly from above. Fig. 11, front view of the head. 
The plate was intended to contain all figures given for this kind of deformity. When it was 
made, Mr. Bruinsma's paper was not known to me. 
