Anoplocephalidae

noun plural

An·​op·​lo·​ce·​phal·​i·​dae -se-ˈfal-ə-ˌdē 

: a family of taenioid tapeworms with unarmed scolices that live as adults in the intestines of various herbivores and pass their larval stages in some free-living mites

anoplocephalid

-ˈsef-ə-ləd 

adjective