2. PLÅTE XVI. 



» 



19 



» 



20 



» 



21 



» 



22 



» 



23 



» 



24 



» 



25 



» 



26 



PHRONIMA SEDENTARIA. 



1. The first pair of perfeopoda. $ ('Vi)- 



2. Thesecond » » « $ OV,). 



3. The fifth » » » $ (Vj). 



PHRONIMA SOLITARIA. 



4. The feinale from the sida (V,). 



5. The first pair of perteopoda. $ ("^/i)- 



6. The fifth pair » » ? ('V,). 



7. The urus. $ (-"/i). 



PHRONMA SPINOSA. 



The female from the side (Vi)- 



The first pair of antennte. $ (**/'i)- 



The first pair of perajopoda. $ (^"/i)- 



The second » » » _? (2"/,). 



The dactylus of the same pair. $ (^""/i)- 



The foiirth pair of perasopoda. $ ('"/i)- 



The dactylus of the same pair. $ ('^"/i)- 



The fifth pair of peraeopoda. $ ('"/i)- 



The sixth » » » ? (i^/J. 



The seventh » » » 9 ('V,). 



The urus. ? (^"j-^). 



PHRONIMA ATLANTICA. 



The female from the side (VO- 

 A young recently hatched (^"'i). 

 The first pair of antenns. $ {'"'ii)- 

 The first pair of persopoda. $ {"^"/i)- 

 The dactylus of the same pair. $ (""/i)- 

 The fifth pair of perseopoda. $ ('"/i). 

 The seventh» » » ? (i^/j). 



The urus. ? (2%). 



PHRONIMA COLLETTI. 



27. The male from the side (^/,). 



28. The first pair of anteniiaa. o^ C i)- 



29. Thesecond » » » q^ ("^/i)- 



30. The labrum. ef' (ä%). 



31. The right mandible. ö" ("7i)- 



» 



9 



» 



10 



» 



11 



» 



12 



» 



13 



» 



14 



» 



15 



» 



16 



» 



17 



» 



18 



Fig.32. The apex of the same. ef' ('^7|). 



» 33. The labrum. ef (^7i)- 



» 34. The first pair of raaxillas. ef (^"/i)- 



» 35. The secondary lamina of the same pair. 0^ ('"%). 



» 36. The second pair of maxiilfe. o^ (^"/i)- 



» 37. The maxillipeds from the inner side. c/' (^"/i)- 



» 38. » » » » right side. ^f (^"i',). 



» 39. The first pair of perfeopoda. ef (*'/,)- 



» 40. The second » » » ^f {''Ii)- 



» 41. The fifth » » » ^f CV,). 



» 42. The seventh» » » (f (^o/J. 



» 43. The urus. ef CVi)- 



» 44. The female from the side (7i)- 



» 45. The first pair of antennas. $ (^7i). 



» 46. The dactylus of the second pair of perjeopoda. 



^ ?(^7i)- 



» 4/. The fitth pair of peraeopoda. 9 ('Vi)- 



PHRONIMA PACIFICA. 



48. The male from the side ('-/i)- 



49. The fifth pair of per^opoda. ef (-'"/i). 



50. The urus. ef (^"/i). 



51. A young ('^"/i). 



PHRONIMELLA ELONGATA. 



52. The female from the side (ä/,)- 



53. The first pair of antennas. 9 (*"/i)- 



54. The first pair of perjeopoda. 9 (^"/i)- 



55. The second » » » 9 (-"/i)- 



56. The fifth » » » 9 (lä/,). 



57. The urus. 9 ("7i)- 



58. The first pair of antennse. ef CVi)- 



59. The second » » » (f (*7i)- 



60. The apex of the left mandible. ef ('^"/i)- 



61. The first pair of maxillffi. ef (*7i)- 



62. Thesecond » » » ef ('""/i)- 



63. The maxillipeds. ef (^7i)- 



64. The dactylus of the second pair of perseopoda. 

 ef {''°u). 



65. The apex of the third pair of peraeopoda. c/' C""/]). 



66. Coupling spines from the first pair of pleopoda. 

 ef (^""/i). 



67. The urus. ef' (*7i)- 



