1886.] MR. H. J. ELWES ON THE GENUS PARNASSIUS. 53 



Fig. 9. Side view of female P. delius, taken in Gantherthal, Valais, July 1, 1884. 



10. The same, from behind. 



11. Side view of organs of male P. delius, exposed by removal of external 



covering on one side. 



12. Egg of P. delms from fresh specimen, highly magnified. 



13 a. Side view of female P. smintheus, from Colorado, U.S.A. 



14 a. End view of same. 



13 b. Side view of female P. hremeri, from Amur. 



14 h. End view of same. 



Plate II. 



Fig. 1. Side view of female P. jacquemonti, from Ladak. 



2. End view of the same. 



3. Side view of female P. acco, from Lapsang, Ladak. 



4. End view of the same. 



5. Side view of female P. hardwickei, from Mandi. 



6. End view of same. 



7. Side view of male P. hardwickii, the organs exposed by removal of the 



outer covering. 



8. The same, as seen from above. 



9. Side view of female P. tenedius, from Albasin, Amur. 



10. The same, viewed from behind. 



11. Egg found adhering to the same, highly magnified. 



12. Side view of pouch of female P. staudingeri, from Turkestan. 



13. End view of the same. 



14. Male organs of P. staudingeri as seen protruded in a specimen lent by 



Dr. Staudinger, which appears to have been forcibly separated from 

 the female during copulation. 



Plate III. 



Fig. 1. Side view of female of P. stoliczkaiius, from Baralacha Pass, Himalaya. 



2. End view of the same. 



3. Side view of female P. invperator, from Ta-tsien-lo, Tibet. 



4. End view of the same. 



5. Side view of female P. charltonius, from Lahoul. 



6. End view of the same. 



7. Side view of male organs of P. charltonius, exposed by removal of side 



plates. 



8. Side view of female P. mncTnosgne, from Berisal, Valais, July 2, 1884. 



9. End view of the same. 



10. End view of male organs of P. mnemosi/ne when opened by artificial 



means, from a specimen in spirit, to show their probable position 

 during copulation. 



11. The same, as they appear in their natural position. 



12. Side view of male organs of P. mnemosyne when exposed by removal of 



side plate. 

 12 rt. Egg of P. miiemosym, highly magnified. 



Plate IV. 

 Fig. 1. Side view of female P. clodius, from Washington Territory. 



2. End view of same. 



3. Side view of female P. eversmanni, from Amurland, in mus. F. D. 



Godman. 



4. End view of the same. 



5. Side view of P. clarius, from Altai Mountains. 



6. End view of the same. 



