plural noun
Dav·​ai·​ne·​i·​dae | \ ˌdavəˈnēəˌdē\

Definition of Davaineidae

: a family of small primitive cyclophyllidean tapeworms (type genus Davainea) that are chiefly parasites of birds and that have an armed cushion-shaped rostellum, the suckers also often with hooks, and the larva a cysticercoid — see raillietina

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History and Etymology for Davaineidae

New Latin, from Davainea, type genus + -idae

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