140 CRUSTACEA MALACOSTRACA. II. 



Fig. 2 b. Cephalothorax and the two following segments of a female without marsupium, from the 



left side; x 84. 



2C. Left fifth thoracic leg, from the outer side; x 84. 

 2d. Abdomen of the female shown in fig. ab, from the left side; x 84. 



Fig. 3. Leptognathia brevirewis Lilljeborg. 

 Fig. 33. Cephalothorax and second thoracic segment of a female without marsupium from the "In- 



golf Stat. 117, from the left side; x 83. A minute parasitic Copepod is attached to the 



outer side of second joint of second thoracic leg. 



3b. Four posterior abdominal segments with left fourth pleopod and left uropod of the above- 

 named female, from the left side; x 83. 

 3C. Abdomen of an ovigerous female from Norway, from the left side; x 83. Pleopods excepting 



the third and the setae of the uropod omitted. 

 3d. Anterior part with appendages of an adult male from the "Ingolf" Stat. 36, from the left 



side; x 84. 



36. Left sixth thoracic leg of the same male, from the outer side; x 84. 

 3f. Sixth and seventh thoracic and all abdominal segments of the same male, from the left side; 



x 84. Thoracic legs and the pleopods of first, second and fourth abdominal segments 



omitted. 

 3g. Sixth abdominal segment with left uropod of an adult male from the "Ingolf Stat. 101 



from the left side; x 80. 



Fig. 4. Leptognathia crassa n. sp. 

 Fig. 43. Female without marsupium, from above; x 29. 



4b. Cephalothorax and second thoracic segment with appendages of a female, from the left 



side; x 60. 



4c. Left sixth thoracic leg of another female, from the outer side; x 79. 



4d. Abdomen of the female shown in fig. 4b from the left side; x 60. Pleopods omitted ex- 

 cepting the third. 



4e. Three posterior abdominal segments of the last-named female, from below; x 60. The 

 pleopods on the left side of the figure omitted. 



. Fig. 5. Leptognathia polita n. sp. 

 Fig. 5 a. Female without marsupium, from above; x 17. 



5b. Cephalothorax and second thoracic segment of the same female, from the left side; X 36. 



Left second thoracic leg omitted excepting its most proximal part. 

 5c. Major part of left chela of the same specimen, from the outer side; x 80. 

 5d. Right second thoracic leg of the same female, from the outer side; x 50. 

 56. Left sixth thoracic leg of the same female, from the outer side; x 50. 



5f. Five posterior abdominal segments with left fifth pleopod and left uropod of the same spec- 

 imen, from the outer side; x 36. 



