84 



NATURAL HISTORY 



Class I 

 Tarbellaria 



#'G>' 



■■^ 





m 



1. 



'Planoria ^' Microsbmum 



Clccss IT 

 TrematooCa 



twoflUKZf 



Yrom, 

 Turtles 

 mouth 



3 



'PnGUtTiono®<ie5 

 frog lun^ fluke/' 



PLATYnaKINTHES 



(a^Taa.nioe 



Cb J^s bicerC'Lcs 



uterus 



J?^^ 



:••• Cv55 



ovary- ^telloricx. 

 2(aO proglottv 



Class HI 



CsstodUx 



Diphyllobothrium 



brocccC tapeworm 



of mctn_ 



3. 



cionorc^is 

 liver fluke 

 of -man. 



•prohoscis.. 



naphridia 



lo«^. naPVB J 



ovary - 



hrodn 

 Jnoufh. 



Olsons 



ofcx 



inemertine 



Class ISL 



