PLATE XL 



Fig. I. Arachnomysis affinis n. sp. 



Fig. \a. Not full-grown female; :< 13. 



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



Fig. \c. Optic longitudinal section of the right eye, from above; X 47. 



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



Fig. le. Left mandible, from below; .', 38. 



Fig. \f. Distal part of same mandible, from below; "< 57. 



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



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



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



Fig. \k. Major posterior part of the abdomen of the same specimen, from above; X 31. 



Fig. \l. First to fourth abdominal segment, from below; x 30. 



Fig. 2. Uroinysis aniiata n. gen., n. sp. 



Fig. 2a. Anterior part of an adult male; X 2)7- 



Fig. 2b. Anterior part of an adult female; < 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; >, 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; X 78. Exopod omitted. 



Fig. 2Il. Endopod of second left thoracic leg of the same specimen, from below; X 78. 



Fig. 21. First left pleopod of an adult male, from behind; X 55- 



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



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



Fig. 2111. Telson and left uropod of the same adult female, from above; X 55. 



Fig. 2n. Telson and left uropod of an adult male, from above; • 55. 



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



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



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



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



Fig. id. Major inner part of second joint of the palp of the mandible shown in fig. ic, from below; < 130. 



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



F'g- 3/- Left maxilla of the same specimen, from below; X 133. 



