EXPLANATION OF PLATE I. 



Fig. I. PiERis Judith F. cf- 

 .. 2. PlERIS Tamar Wall. $. 

 „ 3. PiERis Nerissa F. Corva Wall. a. cf. The dark-yellow spot that appears on the 



under-side at the base of the hind-wings is not so completely wanting in the cj' as is 



the case in the plate ; b. $ The colour of the 9 is rather a little too dark, especially 



on the upper-side; c under-side of the hind- wings of the less dark coloured form; 



d larva; e pupa. 

 „ 4. PiERis Pandione Hb. Upper-side of the fore-wing, a, b, the hooked stripe A' in 



different evolutionary stadia; c form Lucasii Wall. 

 „ 5. PiERis Paulina Cram, a c/ ; b, c, ^ in different stadia of colour-evolution. 

 „ 6. PiERis Lyncida Cram, a cf ; (5 $ ; c larva not quite full-grown ; d, e, pupa. 

 „ 7. PiERis Nero Y. a ^ yellow form Zarinda Bsd. (Celebes); b ^ turned pale Qava); 



c $ West Java, A' the hooked stripe, XX the first appearing of the black in the 



middle of the wing. 



„ 8. Pieris Philonome Bsd. a (^ ; b ^. 



