A STUDY IN MORPHOLOGY. 



137 



PLATE 11. 



Fig. 84. Ventral view of the specimen shown in tig. 81, after the next moult and 

 T-JSoth inch long. 

 ex. Exopodite. 

 en. Endopodite. 



Fig. 83. First maxilliped of the larva shown in Plate 10, fig. 77. 

 Fig. 88. Second and third maxillipeds and periopods of the larva shown in Plate 10, 



fig. 85. 



Fig. 89. First pleopod of same larva. 

 Fig. 90. An older specimen y^-th inch long, which was captured at the surface. 



MDCCCLXXXTI, 



















