Mecynostomidae Dörjes, 1968
Mecynostomum auritum (Schultze., 1851)
Mecynostomum caudatum (Uljanin, 1870)
Mecynostomum cordiforme Levinsen, 1879
Mecynostomum filiferum Ax, 1963
Mecynostomum haplovarium Dörjes, 1968
Mecynostomum lentiferum Levinsen, 1879
Mecynostomum predatum Faubel, 1976
Mecynostomum sanguineum (Beklemischev, 1915)
Mecynostomum sicilianum Riedl, 1954
Mecynostomum tenuissimum (Westblad, 1946)
Mecynostomum torquens Kozloff, 2000
