Investigation of Anoplocephalid Cestodes in Northwest Plataeu of Sichuan,With Discription of Diuterinotaenia daofuensis

A total of 208 herbivorous animals belonging to 7 species and 3 groups of mammals (Lagomopha,Rodentia and Ruminantia) were examined by autopsy and 8 species of cestodes belonging to 5 genera of Anoplocephalidae were found in northwest highland area of Sichuan Province.Four species of anoplocephalid cestodes,Paranoplocephala ryjikovi,P.transversaria,Aprostatandrya macrocephala and Diuterinotaenia daofuensis sp.n.are reported from marmots,Marmota himalayana;vole,Eothenomys melanogaster and pikas,Ochotona curzoniae,respectively,in this paper.Diuterinotaenia daofuensis sp,n.is distinguished from other species in the same genus by the arrangement of testes and the position of uteri.