J . G. Bradbury 



a. Fluke, Cryptocotyle lingua, from 

 intestine of herring-gull ( x 49) 



S. C. Porter 



b. Roundworm, Syngamus trachea, male and 

 female in copula ( x 2-5) 



S. C. Porter 

 c. Tapeworm, Dilepis undula, from intestine of song-thrush ( x 2-9) 



PlaU XXVII 



WORMS 



