NEW AVIAN TAPEWORM. 



201 



developed, a stiaight line joining the posterior angles formed by 

 the outgrowths of the segments dorsally and ventrally is just 

 in eontaci witli the posterior l)ound;iry of the mass of testes. 

 Anteriorly they are well separated from, though veiy close to, the 

 ovaries. The testes, in fact, in the genus described in the present 

 paper do not straggle ovei- the segment as they aie repi'esented to 



Text-fiff. 24. 



Ov. U. 



l<»^ 





C.i 



Upper figure a horizontal section through four not completely ripe proglottids 

 of Otid itesnia ewpodotidis. 

 Ov. Ovary. T. Mass of testes. U. Uterus. 



Lower figure a portion of a transverse section through a proglottid, showing the 

 division of the layer of circular muscles (Cm.) to enclose the young uterus. 



