PLATE III. 



Fig. I. Sir id la nodosa n. sp. 



Fig. la. Anterior part of a male; x 33- 



Fig. lb. Cephalothorax of a female, from the left side; ■ 21. Anterior part of marsupium omitted. 



Fig. ic. Major part of right antenna of a female, from above; < 55. 



Fig. id. Left gnathopod of a female, from below; ;■ 29. 



Fig. le. Left first thoracic leg of the same female, from below; ■ 29. 



Fig. if. Left second thoracic leg of the same female, from below; X 29. 



Fig. i^. Left third thoracic leg of the same female, from below; • 29. Exopod wholly omitted. 



Fig. ih. End of sixth abdominal segment with telson and left uropod of a female, from above; v 52. 



Fig. li. Distal part of the female telson shown in the preceding figure, from above; x lOO. 



Fig. ik. End of sixth abdominal segment with telson and left uropod of an adult male, from above; > 35. 



Fig. 1 1. Distal part of the male telson shown in fig. ik, from above; ■' 70. 



Fig. 2. Siriella vulgaris n. sp. 



Fig. 2a. Anterior part of an adult male from Stat. 282; X 24. 



Fig. 2b. Major part of right antenna of a male, from above; v 2,-j. 



Fig. 2c. Major part of right antenna of an adult female, from above; X 37. 



Fig. 2d. Left maxilliped of an adult female, from below; • t,j. 



Fig. 2e. Left gnathopod of the same female, from below; • ^y. 



Fig. 2/. Left first thoracic leg of the same female, from below; • 37. 



Fig. 2g. Pseudobranchia of second right male pleopod, from behind; • 52. 



Fig. 2h. End of sixth abdominal segment with telson and left uropod of an adult female, from above; X t,"/. 



Fig. 2i. Distal part of the female telson shown in fig. 2I1, from above; X 78. 



Fig. 2k. Exopod of left uropod of an adult male, from above; X ^J. 



Fig. 3. Siriella ajfinis n. sp. 



Fig. 3«. Anterior part of an adult male; X 23. 



Fig. lb. Major part of right antenna of a male, from above; • 39. 



Fig. ic. Major part of right antenna of an adult female, from above; X 39. 



Fig. id. Left gnathopod of an adult female, from below; X 36. 



Fig. le. Left first thoracic leg of the same female, from below; X 36. 



Fig- 3/ Pseudobranchia of second right male pleopod, from behind ; X 60. 



F'g- IS- End of sixth abdominal segment with telson and left uropod of an adult female, from above; X 39. 



Fig. ih. Distal part of the female telson shown in fig. ig, from above; X 76. 



Fig. li. Exopod of left uropod of an adult male, from above; X 39. 



Fig. 4. Siriella aqiiireinis n. sp. 



Fig. 4a. Right antennula of a female, from above; X 24. 



Fig. 4<J. Major part of right antenna of a male, from above; :■ 24. 



Fig. 4c. Major part of right antenna of an adult female, from above; ■; 24. 



