THE NEMATODE FAMILY GNATHOSTOMIDJ]:. 



289 



spicules are rather slender. Their tips (PI. YII. fig. 28) are 

 smooth and rather blunt. 



The vagina (text-figs. 35, 36) passes into a voluminous uterine 

 sac. 



Specific Diagnosis. 



EcHiNOCEPHALus MULTIDENTATUS Baylis and Lane. 



Head-bulb with 11 to 13 rows of large hooks, each row contain- 

 ing about 100. Dorsal and ventral lobes of lips bear 8 or more 

 teeth each. 



Table VI. — Hosts and Distribution of the Species of Echinocephalus. 



5. Echinocephalus striatus Monticelli, 1889. 



Monticelli (1889, p. 71). 



? Shipley (1900, p. 560; text-fig. E). 



The name E. striatus was given by Monticelli to some specimens 

 from the stomach of Bcyllium sp., from" Payta, Peru. Sub- 

 sequently Shipley doubtfully referred to the same sj^ecies some 



