244 CRUSTACEA MALACOSTRACA. III. 



Fig. 3. Macrostylis elongata n. sp. 

 Fig. 33. The single female (without marsupium), from above; x 17. The left uropod was almost 



completely preserved. 



30. Head, from above; x 48. Most of the left antenmila omitted. 5-. sensory filament. 

 3 c. Third left leg, from behind ; x 50. 

 3d. Sixth left leg, from in front; x 50. 

 36. Seventh left leg, from in front; x 50. 

 3! Posterior part of the body -- most of the uropods omitted -- from above; x 35. 



3 g. Abdomen and the posterior part of the preceding segment, from below ; x 40. 



Fig. 4. Macrostylis subinermis n. sp. 

 Fig. 43. Female without marsupium from the "Ingolf" Stat 102, from above; x 14. 



4b. Left part of the head with antennula and antenna of a female from the "Ingolf Stat 139, 

 from above; x 45. 



4 c. I/eft maxilliped, from below ; x 60. 



4d. Third left thoracic leg of a female, from the "Ingolf Stat. 119, from behind; x 32. 



4e. Sixth left thoracic leg of the last-named specimen, from in front; x 32. 



4f. Posterior part of the body of a female from the "Ingolf Stat. 139, from above; x 22. 



4 g. Abdomen and the two posterior thoracic segments of a female from the "Ingolf Stat. 102, 

 from below; x 24. 



4h. Posterior part of the body of a young specimen, with seventh pair of legs only half devel- 

 oped, from Lat 66 19' N., Long. io45' W., from above; x 40. 



Fig. 5. Macrostylis longiremis Meinert 

 Fig. 53. Abdominal operculum of a female taken by the "Thor", from below; x 36. 



Fig. 6. Macrostylis longipes n. sp. 

 Fig. 6 a. The single specimen, a male, from the left side; x 15. The antennae, excepting the short 



proximal joints, and the uropods were lost. 

 6 b. Left antennula, from the outer side ; x 38. 

 6c. Third left leg, from the outer side; x 25. 



6 d. Sixth left leg, from the outer side ; x 25. 

 6e. Seventh left leg, from the outer side; x 25. 



6f. The two posterior thoracic segments and the abdomen, from above; x 25. Uropods lost. 

 6g. Abdomen and last thoracic segment, from below; x 25. 



Fig. 7. Nannoniscella grocnlandica n. gen., n. sp. 

 Fig. 73. Left mandible of the single female, from below; x 87. 



7 b. Left maxillula, from below ; x 87. 

 7 a Left maxilla, from below; x 87. 



7 d. Left maxilliped, from below; x 87. 



