ON NEW CESTODES FROM THE TASMANIAN DEVIL. 677 



38. Contributions to the Anatomy and Systematic Arrange- 

 ment of the Cestoidea. By Feank E. Beddard, M.A., 

 D.Sc, F.R.S., F.Z.S., Prosector to the Society. 



[Received April 2, 1912 : Read May 7, 1912.] 



(Text-figures 92-101.) 



V. On a new Genus {Dasyurotcenia) from the Tasmanian 

 Devil {^Dasyurus ursinics), the type of a new Family, 



Index. 



Systematic : Page 



Dasyurotcenia, gen. n 694 



D. robusta, sp. n 694 



Resume of anatomical points 695 



The Cestoidea hitherto recorded from Marsupials appear to 

 belong to the following genera only, viz. Trijylotcenia, Moniezia, 

 Bertiella, Linstowia, AnojdotcEnia, Oochoristica, and Cittotcenia. 

 To these must now be added an eighth genus, of which I have 

 recently examined examples from the Tasmanian Devil, in whose 

 small iritestine they occurred. 



Text-fi^. 92. 



\4> 



Dasyurolania rohtista, nat. size. 



Two views of the same two specimens, to sliow their attachment to the gut. 



The left-hand figure represents the interior of the gut, the right-hand 



figure the outside. 



The accompanying drawings (text-fig. 92) show two of the 

 three specimens which I obtained in sita. Each worm is firmly 

 imbedded at the head end in the wall of the gut. The two 



