XXVI ILLUSTRATIONS. 



Page. 



FIG. 25. Leptochelia forresti (After Stebbing). a, Second gnathopod. b, 

 Front of head with eyes, c, Upper antenna, d, Third leg. e, 

 Fourth leg. /, Fifth leg. g, Sixth leg. h, Seventh leg. i, Gen- 

 eral figure, j, Lower antenna, k, First gnathopod of right side. 

 I, Terminal portion of abdomen with uropoda. MI, Pleopod 24 



26. Leptochelia savignyi ( After Harger) . Male 26 



27. Leptochelia savignyi ( After Harger) . Female 27 



28. Leptochelia savignyi. Female. , First leg. b, First antenna, c, 



Second antenna, d, Uropod 27 



29. Leptochelia dubia (After Moore), a, General figure, b, First an- 

 tenna, c, Second antenna, d, Chela, e, Cheliped. /, End of 

 second leg. g, Uropod 29 



30. Leptochelia rapax (After Harger). Male 30 



31. Leptochelia rapax. a, First leg of male, b, First leg of female 31 



32. Neotanais americanus (After Beddard). a, Second antenna, b, 



General figure 34 



33. Neotanais hastiger (After Norman and Stebbing). a, Outline of 

 carapace from above, b, Abdomen, c, Thumb and finger of first 

 gnathopod. d, Lateral view, e, Second peraeopod. /, Portion of 

 carapace, seen from the side, g, Last peraeopod (terminal joints). 36 



34. A pseud es espinosus (After Moore), a, Uropod. b, First leg. c, 



General figure, d, Seventh leg. e, Second leg. /, Chela 39 



35. Apseudes gracilis (After Norman and Stebbing). a, Upper antenna. 

 6, Lateral view, c, Lower antenna, d, Side view of mouth parts 

 and an abnormally developed first gnathopod. e, Mandible. /, 

 First gnathopod. g, Anterior part of body, from above. h, Fifth leg. 

 i, Pleopod. j, Last segment of abdomen, k, Second gnathopod . . 41 



36. Apseudes triangulatus. a, Segments of thorax and abdomen. b, 

 Head, c, Segments of abdomen and part of uropoda. d, First 

 gnathopod. e, Second gnathopod 43 



37. Apseudes propinquus. a, Head. 6, Segments of thorax and abdo- 

 men, c, Last four segments of body and part of uropoda. d, First 

 gnathopod 46 



38. Parapseudes goodei. a, General figure. 6, Head and first thoracic 

 segment, c, First gnathopod of male, d, Abdomen with uropods 

 and last thoracic segment, e, First gnathopod of female 47 



39. Typhlapseudes nereus (After Beddard ) 50 



40. Sphyrapus malleolus ( After Norman and Stebbing) . a, Second leg or 

 gnathopod. b, First leg or gnathopod. c, First leg. d, Male, seen 

 obliquely from above, e, Fourth leg or second perseopod. /, Third 

 leg or first perseopod. g, Mandible, h, First leg or gnathopod of 

 female. ?, Antennae, seen from below, j, Terminal segment of 

 abdomen with pleopod and base of uropods, seen from the side. 

 k, Seventh leg or fifth perseopod. I, Female, seen from above. 

 m, Fifth leg or third peraeopod. n, First leg or gnathopod of 

 female *. 52 



41. Gnathia cristata (After Hansen). a, Right mandible (inner side). 



b, Male (somewhat mutilated ) 57 



42. Gnathia elongata (After Sars). o, First and second antennae, b, 

 Dorsal view of male, c, Dorsal view of female, d, Second leg. 

 e, Mandible. /, Pleopod. g, Last segment of abdomen with uro- 

 poda. h, Maxilliped of male. , Dorsal view of young, j, First 

 leg of male, k, First leg of female. /, Maxilliped of female 58 



43. Gnathia cerina (After Harger). Male 60 



