Hymenolepididae Ariola, 1899
Diorchis acuminatus (Clerc, 1902)
Diorchis americanus Ransom, 1909
Diorchis brevis Rybicka, 1957
Diorchis bulbodes Mayhew, 1929
Diorchis danutae Czaplinski, 1956
Diorchis diorchis (Fuhrmann, 1913)
Diorchis donis Ajinov, 1960
Diorchis endacantha (Dubinina, 1953)
Diorchis flavescens Krefft, 1871
Diorchis formosensis Sugimoto, 1934
Diorchis inflata (Rudolphi, 1819)
Diorchis longicirrosa Meggitt, 1927
Diorchis longiovum Schiller, 1953
Diorchis markewitschi Pastschenko, 1952
Diorchis nitidohamulus Hovorka & Macko, 1972
Diorchis ovofurcata Czaplinski, 1972
Diorchis parvogenitalis Mathevossian in Skrjabin & Mathevossian, 1945
Diorchis ransomi Schultz, 1940
Diorchis sobolevi Spasskaya, 1950
Diorchis spasskajae Spasskii, 1963
Diorchis spinata Mayhew, 1929
Diorchis spiralis Szpotanska, 1931
Diorchis spratti Czaplinski & Aeschlimann, 1987
Diorchis stefanskii Czaplinski, 1956
Diorchis thomasorum Czaplinski & Aeschlimann, 1987
Diorchis tuvensis Spasskii, 1963
Diorchis wigginsi Schultz, 1940
