U. S. tvlATIONAL MUSEUM 



PROCEEDINGS, VOL. 88 PLATE 3 



V 



21, 22. Lebouria truncata, new species: From Cynoscion regalis, commoner form; 22, another, 

 less common form, from same host. 



23. Lebouria sp.: From Sphyraena borealis, ventral view. 



24. Lebouria sp.: From Pseudopleuronectes americanus, ventral view, posterior end 



imperfect. 



25. Sleplianostomum dentatum {Linlon): From Paralichthysdentatus. 



26-28. Stepkanostomum filijorme, new species: 26, From Seriola lalandi; 27, from Caranx 

 hippos; 28, head of same, enlarged. 



