ANTHOCHARIS I. 



in triangle, so placed that the bases make a cross row of four on forehead ; a 

 few smaller ones scattered about ; color pale brown. (Figs- b to 6^.) Duration 

 of this stage two to three days. 



After first moult : length .14 inch ; same shape ; color light-green, or green- 

 yellow, glossy ; no dorsal or basal stripe ; the tubercles present, but conical -with 

 broader bases, and disposed as before, the hairs similar but shorter ; the surface 

 is now thickly covered with little round very pale brown spots, from the centre 

 of each a minute and very short black hair ; head much as before but broader in 

 proportion to the height, light brown, a little greenish, tuberculated as before, but 

 more thickly, one on the front of each lobe much larger than any other ; color 

 green with a tint of brown. (Figs, c to c^) Duration of this stage two days. 



After second moult: length .27 inch ; color yellow-green, glossy ; a yellowish 

 mid-dorsal band begins to appear indistinctly, and a more distinct band of white 

 along base ; the tubercles present, with same arrangement, each broader at base 

 and flattened there, a little more brown than before, the hairs similar but still 

 shorter ; the rounded spots much as at second stage, not so pale brown ; head as 

 last described, but much more tuberculated, two on each lobe being now con- 

 spicuous ; color pale green with two brownish discolorations on front. (Figs. 

 d to d^.) To next moult two days. 



After third moult: length .38 inch ; color dull yellow-green, glossy; a yellow 

 dorsal band not always clear, except on anterior segments, and a whitish, or yel- 

 lowish-white basal band ; the tubercles about as at next preceding stage, but 

 darker, as are the spots ; head still more tuberculated, all being small except the 

 two mentioned before, and a third one over the ocelli ; color of face pale green, 

 the sides whitish, a cloudy brown patch on each lobe. (Figs, e to e*.) To next 

 moult two days. 



After fourth moult : length .0 inch ; in three days was full-grown. 



Mature Larva. — Length .92 to .95 inch ; cylindrical, slender, the head broad 

 as 2 ; color dark yellow-green, glossy ; under side, feet and legs lighter ; a yellow 

 mid-dorsal band from 2 to 13, a broader white band along base ; upper surface 

 furnished with six longitudinal rows of shining black tubercles, low, conical, the 

 bases broad and flattened, each giving a short black hair or process, which tapers 

 slightly and is thickened at end ; on 3 and 4 these tubercles are arranged in 

 straight cross row, on 2 in cross row, but the middle one on each side is a little 



