The Zoogonidae are a family of parasitic flatworms. They are the namesake family of the suborder Zoogonata in the order Plagiorchiida. Selected genera are: \n* Brevicreadium \n* Deretrema Linton, 1910 \n* Diphtherostomum Stossich, 1904 \n* Glaucivermis Overstreet, 1971 \n* Limnoderetrema Bray, 1987 \n* Neozoogonus Arai, 1954 \n* Parvipyrum \n* Oesophagotrema Chaari, Derbel & Neifar, 2011 \n* Proparvipyrum \n* Pseudochetosoma \n* Pseudozoogonoides \n* Steganoderma Stafford, 1904 \n* Zoogonoides Odhner, 1902 \n* Zoogonus Looss, 1901