Entozita from l/i> Murnian (^oasl. 



:)03 



side of the so^inent aiitl down on cither side of the foinule 

 organs. The ovary consi.sts of a double rosette of lobes, 

 syniinctrically arran|r<;d in the niiddhi of the sf^tnent. It \a 

 traiisvcrst'ly i*loii'^at«'d, and measures O'lJ;') mm. across. The 

 y<)llv-;;laiid is compact and lies in front of the ovar; , exactly 

 in tiie iniilille line. Tlie sholl-^lind Ul-.s behiml the ovary, a 



KiK. 1. 



Tctra/xtl/inus i/i(rfjiiitiiK ; tlie ecolex. 

 -4.. auricular Rp]K'iiiliiv'«' : /'.. ii|iical papilla; .S'., suckt-r. 



89oo 



^ ofo 



Tetrabothrius intrepidits; horizontal section tlirou;,'li a mature segment. 



CI., genital cloaca ; C.5., cirrus-sac ; E., longitudinal excretory canal ; 

 Or., ovary; T., T., tt-.'^tes ; K, yolk-gland. 



little towards the pore side. In gravid segments the uterus 

 forms an irregular sac. 



Both dorsal and ventral excretory vessels are present, but 

 there appear to be no transverse vessels. The longitudinal 

 musculature is powerfully developed, consisting of more than 



33* 



