‘PLATE 3. 
Fig. 1. Euchaetomera plebeja, sp. nov. 
Fig. la. Anterior part of a male from Sta. 4676, from above; X 33. 
Fig. 1b. End of sixth abdominal segment with telson and left uropod of the same specimen, from 
above; X 25. 
Fig. 2. Cryptomysis lamellicauda, gen. et. sp. nov. 
Fig. 2a. Anterior part of an adult female, from above; X 32. The specimen is somewhat 
shrivelled. 
Fig. 2b. Left antenna of the same female, from above; X 40. 
Fig. 2c. Left mandible of the same female, from below; X 47. 
Fig. 2d. Distal part of the same mandible, from below; xX 48. 
Fig. 2e. Second joint of the palp of the same mandible, from below; X 78. 
Fig. 2f. Left maxillula of the same female, from below; X 80. 
Fig. 2g. Left maxilla of the same female, from below; X 80. 
Fig. 2h. Left maxilliped of the same female, from below; X 45. 
Fig. 2i. Left gnathopod of the same female, from below; X 45. 
Fig. 2k. Major distal part of the endopod of a thoracic leg of the same specimen; X 45. 
Fig. 21. End of sixth abdominal segment with telson and left uropod of the same specimen, from 
above; X 32. 
Fig. 2m. Telson shown in the preceding figure, from above; X 74. 
Fig. 3. Doxomysis pelagica, gen. et. sp. nov. ‘ 
Fig. 3a. Left antenna of the adult female, from below; X 40. 
Fig. 3b. Left mandible of the same female, from below; X 56. 
Fig. 8c. Distal part of the same mandible, from below; X 88. 
Fig. 3d. Left maxilla of the same female, from below; X 90. 
Fig. 3e. Left maxilliped of the same female, from below; X 88. Exopod and epipod omitted. 
Fig. 3f. Telson of the same female, from above; X 47. 
Fig. 3g. Distal part of telson, from above; X 80. 
Fig. 4. Thysanopoda cristata G. O. Sars. 
Fig. 4a. Carapace of an immature specimen from Sta. 4736, from the left side; X 1s A den- 
ticle at the lateral margin omitted. 
Fig. 4b. Front part of the carapace of an adult male, from above; X 5. 
Fig. 4c. Front part of the carapace of the adult male, from the left side; X 8. 
