, PLATE VI. 



Fig. 1. Swim-bladder of Micropogon undtjlatus. 



In normal position resting on the central tendon which joins the m. soni- 



ficus of either side. 

 The two lateral horns extend back over the bladder three-fourths of its 

 entire length. 

 Fig. 2. Swim-bladder of Cynoscion nebulosum. 



In normal position resting on the central tendon which joins the m. soni- 

 ficus of either side. 



(176) 



