PLATE XI. 



Fig. i. Arachnomysis affinis n. sp. 



Fig. ia. Not full-grown female; x 13- 



Fig. \b. Anterior part of the same, from above; x 23. 



Fig. ie. Optie longitudinal section of the right eye, from above; X 47. 



Fig. ld. Anterior part of the same specimen, from below; X 23. 



Fig. ie. Left mandible, from below; X. 38. 



Fig. [ƒ. Distal part of same mandible, from below; X 57. 



Fig. \g. Left maxillula, from below; X 38. 



Fig. 1/1. Left maxilla, from below; X 38. 



Fig. li. Left maxilliped, from below; X 38. 



Fig. ik. Major posterior part of the abdomen of the same specimen, from above; < 31. 



Fig. il. First to fourth abdominal segment, from below; X 30. 



Fig. 2. Uromysis armata n. gen., n. sp. 



Fig. 2a. Anterior part of an adult male; • ij. 



Fig. 2b. Anterior part of an adult female; X 37- 



Fig. 2c. Left mandible of an immature male, from below; X 78. 



Fig. 2d. Distal part of the same mandible, from above; X 156. 



Fig. 2e. Left maxilla of the immature male, from below; X 78. 



Fig. 2f. Left maxilliped of the same specimen, from below; X 78. Exopod omitted. 



Fig. 2g. Left gnathopod of the same specimen, from below; ■ 78. Exopod omitted. 



Fig. 2I1. Endopod of second left thoracic leg of the same specimen, from below; X 7^- 



Fig. 2z. First left pleopod of an adult male, from behind ; X 55- 



Fig. 2k. Fourth left pleopod of an adult male, from behind; 55. 



Fig. 2/. Posterior half of abdomen, right uropod omitted, of an adult female, from above; 30. 



Fig. 2iii. Telson and left uropod of the same adult female, from above; X 55. 



Fig. 2/1. Telson and left uropod of an adult male, from above; X 55- 



Fig. 3. Lycomysis spinicauda n. gen., n. sp. 



Fig. 3a. Labrum of an immature male, from below; X 68. 



Fig. 3$. Left mandible of the same specimen, from below; X 68. 



Fig. 3c Distal part of the mandible shown in the preceding figure, from below; x 174- 



Fig. 3^. Major inner part of second joint of the palp of the mandible shown in fig. 3c, from below; X 130. 



Fig. T,e. Left maxillula of the same specimen, from below; X 133. 



Fig. if. Left maxilla of the same specimen, from below; X 133. 



