74 



PROCEEDINGS OF THE NATIONAL MUSEUM 



VOL. 86 



Locality 



Body size, 

 mm 



Cerebral 



Frontal 



Marginal 



Apalacblcola, Fla 



Do 



Soabrook, Tex.- 



Charlotte County, Fla 



Do 



Pamlico Sound, N. C. 

 Tampa, Fla 



13. 5 by 11.0 

 14. 6 by 11.3 

 11.0 by 11.0 

 9. 3 by 6.8 

 9.3*by 7.2 

 10.0 by 5.8 

 4. 7 by 3.0 



700 

 448 

 820 

 490 

 860 

 500 

 290 



-— & 



FiouRB 25. — Euatylochus meridianaUa, new species, h. Brain ; e, eyes ; ej, ejaculatory 

 duct ; en, enteron ; m, mouth ; nt, nuchal tentacles ; p, pharynx ; pr, prostate gland ; 

 u, uterus ; vd, vas deferens ; d", male opening ; ?, female opening. 



