Index and Reference of original description of palaearctic Pieridae. 
wolenskyi Pi. Brgr. Ztschr. Oesterr. But. Ver. 1925, p. 35. 
125 
xanthochroa Lept. Vrty. Rhopal. Palaearct., p. 343. 
xanthostigma Col. Std. Societ. Entomol. 40, p. 6. 
yokohamae Pi. Vrty. Rhopal. Palaearct., p. 157. * 
zaneka Gon. Mr. Proc. Zool. Soc. Lond. 1865, p. 493. * 
zapelloni Leuc. Rost. Boll. Soc. Zool. Ital. (2) 12, p. 5. 
zelleri Pi. Std. Iris 35, p. 26. 
zemblica Col. Vrty. Rhopal. Palaearct., p. 355. * 
