587 



long. Genital organs double, opening separately each on its 

 respective lateral margin. Uterus composed, of egg sacs. Type 

 sr)eclcs: Cotugnia dlgonoixjra (Pasquale, IS'JO) Diamare. lSO:j. 



This {;enus was established by I>iainare for a (ape- 

 wdi-iii wiiich occurs in chickeu.s. The diaf,'no.sis as a I 

 lircsciit given by Diaiiiaio fails, in my oi)inion, to sep- 

 aiMie the genus rtisliuclly from Dijiylidiuiii. Two 

 s|)cci('s have been described, but suriiciencv of details 

 in llic H|)ecific diagnoses docs nol ;illo\v a salisfachiry 

 iiior|iliological distinction al presenl. 



(ISDO, Taenia digonopora Pasqiiali-.) 

 (PI. I, figs. 1-11.) 



Di:iKiHisi.s: Kli-.ihila 40inm to 80mni Ijroail and in contracted 

 condition about ]■""' thick; head l.^mtn by 1.12mn>; rostellum 

 with a crowded crown (in a single row) of very small hooks 8.35 

 H long; base of rostellum 0.22mm by 0.15mm; suckers gloibular, 

 Ijrominent, 0.35mm in diameter. Neck short. Anterior seg- 

 ments broader than long, po.sterior segments longer than broad, 

 f.enital pores double in about the middle of the lateral margins; 

 2 ovaries in each segment; eggs evidently arranged in egg-sacs. 



Ivlfe history: Unknown. 



Host: Chicken (Gallus domesticus) by Pasquale 



Oengraphical distrihullnn: ,\bysslnla. by Pasnoalc'. 



I'.is.|iialc (lS!l(f) roiiiKJ Ihis \V(i.riii (|iiilc coninM.ii in 

 nd lliinks il lo'oliabl'' lliiil llie 

 .wis was due lo ils i.rcscnce. 

 Ill in Ihc caecii ;is well as in 



