Notices of Irish Entozoa. 



655 



Art. III. — Notices of Irish Entozoa. By James L. Drummond, 

 M.D., Professor of Anatomy in the Royal Belfast Institution, Pre- 

 sident of the Belfast Natural History Society, &c. 

 ( Continued from Page 577). 





32 





a, Anthocephalus paradoxus, as removed from a peritoneal tumor. V 



the compound animal, as found in the intestine of the turbot, and viewed 

 through a pocket lens, e, Proboscis of the cestoid portion, d, appearance 

 of the parenchyma or substance of the latter when highly magnified, the 

 transparent spaces bearing a falseresemblance to ova. e, represents a com- 

 pressed between two pieces of glass, and magnified. /, end containing the 

 obcordate proboscis. g, the bothriated portion enclosed in the other end. 

 A, the same removed, compressed, and magnified. *, the four rostella pro- 

 truded. A, the sheaths in which they lie when retracted. /, four oblong 

 sacs in which the sheaths terminate, containing a fluid which is seen mov- 

 ing up and down the sheaths while the rostella are in motion ; passing up 

 from the sacs during their protrusion, and returning during their inversion. 

 m> portion of a rostellum highly magnified. 



Anthocephalus paradoxus, J. L.D. 



On the 4th of September last, while examining the contents 

 of the intestines of a turbot (Pleuronectes maximus), I ob- 

 served in the intestinal mucus a number of very white Ento- 

 zoa, which were generally of an ovate form, about two lines 

 in length and above a line broad ; the outline and size, how- 

 ever, of the animal varied considerably, but in every instance 

 a broad, obcordate proboscis was seen at one end, in a con- 

 stant state of protrusion and retraction. The animal was 

 very opaque and white, like coagulated albumen ; and though 

 I had never before met with it in the intestinal canal, yet I 



