T. XIIl] CRUSTACEA CASPIA. 421 



Fig. 4. Extremity of the scale, more highly magnified. 

 » 5. Second maxilla. 

 » 6. Pereiopod of 2nd pair. 



» 7. Extremity of the latter more highly magnified. 

 » 8. Telson, viewed from the dorsal face. 

 » 9. Extremity of the latter, more highly magnified. 

 » 10. Inner lamella of left uropod (without the marginal setae). 

 » 11. Tail of an adult male, viewed from left side, showing the pleopoda and caudal 



appendages. 

 » 12. Third pleopod of male. 

 » 13. Fourth pleopod of male. 



PI. VII. 



Katamysis Warpachowskyi, G. 0. Sars. 



Fig. 1. Adult female, dorsal view. 

 » 2. Front part of the body, with the eyes and antennae, dorsal view. 

 » 3. Peduncle of right superior antenna, with the bases of the flagella. 

 » 4. Basal part of left inferior antenna, with the scale (without the marginal setae) and 



the base of the flagellum. 



» 5. Extremity of the scale, more highly magnified, exhibiting the apical segment. 



» 6. Anterior lip, from below. 



» 7. Posterior lip. 



» 8. Eight mandible with palp. 



» 9. Masticatory part of left mandible. 



» 10. First maxilla. 



» 11. Second maxilla. 



a 12. Maxilliped with exopodite and epipodite. 



» 13. Gnathopod. 



» 14. Terminal joint of the latter, more highly magnified. 



» 15. Pereiopod of 2nd pair. 



» 16. Extremity of same, more highly magnified. 



» 17. Pereiopod of 3rd pair. 



» 18. Extremity of same, more highly magnified. 



» 19. Eight uropod (without the marginal setae). 



» 20. Telson, viewed from the dorsal face. 



» 21. Adult male, viewed from left side. 



» 22. Third pleopod of same. 



» 23. Fourth pleopod of same. 



» 24. Tip of the telson of same. 



PL VIII. 



Limnomysis Benedeni, Czern. 



Fig. 1. Adult female, dorsal view. 

 » 2. Front part of the body, with the eyes and antennae, dorsal view. 

 » 3. Peduncle of right superior antenna, with the bases of the flagella. 

 » 4. Basal part of left inferior antenna, with the scale (without the marginal setae) and the 



base of the flagellum. 

 » 5. Anterior lip, from below. 



» 6. Left mandible with palp, and masticatory part of the right one. 



» 7. Posterior lip. 



» 8. First maxilla. 



» 9. Second maxilla. 



» 10. Maxilliped with exopodite and epipodite. 



» 11. Gnathopod. 



» 12. Terminal joint of the latter, more highly magnified. 



Bulletin N. S. IV (XXXVI) p. 73. 



