U. S. NATIONAL MUSEUM 



PROCEEDINGS, VOL. 



221-223. Microcotyle furcata, new species, from Tautoga onitis: 221, Anterior end, ventral 

 view; 222, genitalia in region of ovary, dorsal view, diagrammatic; 223, same 

 of another specimen, ventral view. 



224-227. Microcotyle sp. from Cynoscion regalis: ll^^. Anterior end, ventral view; 225, 

 posterior end; 226, genital atrium; 227, types of hooks from genital atrium. 



228-230. Axine gracilis, new species, from Strongylura marina: 228, Dorsolateral view; 

 229, anterior end; 230, posterior end of young specimen. 



231-233. Heteraxine cckeri, new genus and species, from Aplodinotus grunniens: 231, Pos- 

 terior sucker-bearing portion; 232, anterior end; 233, genital atrium. 



