Ceratophyllidae
Orchopeas caedens (Jordan, 1925)
Orchopeas dieteri (C.Fox, 1929)
Orchopeas fulleri Traub, 1950
Orchopeas howardi (Baker, 1895)
Orchopeas illinoiensis Lewis, 1998
Orchopeas labiatus (Baker, 1904)
Orchopeas latens (Jordan, 1925)
Orchopeas leucopus (Baker, 1904)
Orchopeas neotomae (Augustson, 1943)
Orchopeas nepos (Rothschild, 1905)
Orchopeas sexdentatus (Baker, 1904)