PLATE XII. 



Fig. I. Anisomysis laticanda n. gen., n. sp. 



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a. Anterior part of the adult male; 43. 



/;. Distal part of left antennular peduncle of the same male, from below; • 80. 



c. Major part of left antenna of the male, from below; X 73. 



d. Left mandible of the male, from below; X 56. 



e. Distal part of the same mandible, from below; X 156. 



/. Right maxilliped of the same male, from below; X 56. Proximal part with exopod and epipod 



omitted. 



g. Right gnathopod of the same male, from below; X 56. 



li. First left thoracic leg of the same specimen, from below; < 56. 



/'. Major part of abdomen of the adult male; ■ 29. 



k. First left pleopod of the adult male, from in front; • 53. 



/. Second left pleopod of the same male, from in front; X 53. 



111. Third left pleopod of the same male, from in front; X 53- 



;/. Fourth left pleopod of the same male, from in front; • 53. 



o. Distal part of the exopod of the pleopod shown in the preceding figure, from in front; v 150. 



p. Fifth left pleopod of the same male, from in front; • 53. 



q. The pleopod shown in the preceding figure; 123. 



r. End of sixth abdominal segment with telson and left uropod of the adult male, from above; X 56. 



s. Distal part of the telson shown in the preceding figure, from above ; 



88. 



Fig. 2. Lycomysis spinicauda n. gen., n. sp. (Continued from PI. XI). 



Fig. 2a. 

 Fig. 2b. 

 Fig. 2c. 

 Fig. 2 tl. 



Fig. 2 e. 

 Fig. 2/. 

 Fig. 2g. 

 Fig. 2/1. 



Anterior part of an immature male; X 46. 



Major part of left antenna of an immature male, from below; 57. 



Right maxilliped of an immature male, from below; • 68. 



Distal part of second joint with its lobe, third joint and fourth joint of the left maxilliped of 



another immature specimen, from above; X 130. 

 Right gnathopod of an immature male, from below; X 68. 

 First right thoracic leg of the same specimen, from below; X 68. 



End of sixth abdominal segment with telson and left uropod of an immature male, from above; X 68. 

 Distal part of the telson shown in the preceding figure, from below; >; 130. 



Fig. 3. Thysanopoda tricuspidata H. M.-Edw. 



Fig. 3«. Endopod of first left pleopod of a large adult male from lat. I2°S., long. i03°5o'E., unrolled 

 and seen from behind; 41. s. stalk; 111. main plate; IL inner lobe; lm. median lobe; Is. seti- 

 ferous lobe; ///. auxiliary lobe; p 1 . spine-shaped process; p' 1 . terminal process; p 3 . proximal 

 process; p*. lateral process; p 5 . additional process. 



Fig. 3Ó. The inner and the median lobes of the same endopod, rolled up and seen from the inner side; 

 X 41. The lettering as in fig. $a. 



Fig. 4. Thysanopoda icqualis H. J. H. 



Fig. 4a. Anterior part of a small adult male from Stat. 118; 15. 



Fig. 4.0. Copulatory organ of first left pleopod of a small male from Stat. 118, unrolled and seen from 



behind; v 63. The lettering as in fig. $a. 

 Fig. 4c. Inner, median and auxiliary lobes of left copulatory organ of a larger male, from behind; < 72. 



The lateral process is distally curved forwards and its curvature therefore scarcely visible. 



