U. S. NATIONAL MUSEUM 



PROCEEDINGS. VOL. 88 PLATES 



49 



38-45. Lepidapedon elongatum (Lebour): 38, From Gadus morrhua, dorsal view, glycerin; 39, 

 sagittal section at level of ventral sucker, about median; 40, sagittal section at 

 level of ventral sucker, lateral; 41, transverse section through pharynx; 42, trans- 

 verse section in front of ventral sucker; 43, transverse section in front of ovary; 

 44, transverse section near posterior end; 45, from Urophycis chuss, dorsal view. 

 46. Lepidapedon rachion (Cobbold): From Melanogrammus aegelfinus. 



47-49. Lepocreadium pyriforme (Linton): 47, From Palinurichthys perciformis; 48, cirrus 

 pouch and seminal vesicle; 49, from Poronotus triacanthus. 



