PLATE IL 



Fig. i. Ceratomysis egregia n. sp. (continued). 



Fig. ia. Anterior part of the adult male from Stat. 45; ■ 5. os. ocular segment. 



Fig. 10. Left gnathopod of the immature female, from below; ■ 11. 



Fig. ie. Terminal part of sixth abdominal segment with telson and left uropod of the immature female, 



from above; X 29 /4- 

 Fig. ld. Terminal part of the telson shown in the preceding figure; X 18. 



Fig. 2. Boreomysis plebeja n. sp. 



Fig. 2a. Anterior part of the immature female; X 22. The major part of the flagella omitted. 



Fig. 20. Same head from the left side; x 22. 



Fig. 2c. Right antennal squama, from above; X 35- 



Fig. 2d. Telson, from above; 33. 



Fig. 3. Boreomysis Sibogcc n. sp. 



Anterior part of the adult (?) male; X n. 

 Same head, from the left side; ■ 11. 



Right antennal squama of the largest specimen, a female with the marsupium half developed, 

 from above; X 15. 

 d. Exopod of the right uropod of the largest specimen, from above; 11. 

 Telson of the largest specimen, from above; X 13- 



Fig. 4. Boreomysis Ine r mis n. sp. 



Fig. 4a. Front part of carapace, right eye and major part of right antenna of an adult male, from 



above; X 16. 

 Fig. 4b. Part of the right uropod, showing the major portion of the exopod, from below; X 20. 

 Fig. 4.C. Telson, from above; X 20. 



Fig. 5. Siriella quadrispinosa n. sp. 



Fig. 5«. Anterior part of a male; ■ 23. 



Fig. 5/;. Major part of right antenna of a male, from above; X 35- 



Fig. 5 e. Major part of right antenna of a female, from above; X 35. 



Fig. t,d. Left gnathopod of a female, from below; ■ 35. 



Fig. 5 e. Left first thoracic leg of the same specimen, from below; X 35- 



Fi&- 5/- End of sixth abdominal segment with telson and left uropod of an adult female; X 35- 



Fig- 5if- Distal part of the telson of the same female, from above; X 84. 



Fig. <~,h. Exopod of left uropod of an adult male, from above; X 35. 



Fig. 5 i. Distal part of the telson of an adult male, from above ; x 84. 



