| Ģints | Sugas |
| Megisthanus (Thorell, 1882) | Megisthanus leviathanicus (Seeman, 2017), uz cukurvaboles Mastachilus australasicus (Coleoptera: Passalidae), Austrālija |
| | Megisthanus brachyurus (Seeman, 2017) |
| | Megisthanus thorelli (Womersley, 1937) |
| | Megisthanus floridanus (Banks, 1904), uz cukurvaboles Popilius disjunctus (Coleoptera, Passalidae), ASV |
| | Megisthanus jacobsoni (Warburton, 1926) |
| | Megisthanus orientalis (Oudemans, 1905) |
| | Megisthanus postsetosus (Karg, 1996) |
| | Megisthanus modestus (Berlese, 1910), uz Pharochilus spp. (Passalidae), Kanbera, Kvīnslenda, Jaundienvidvelsa (Austrālija), Tasmānija |
| | Megisthanus zachariei (Seeman, 2019), uz Aulacocyclus kaupii (Passalidae), Kvīnslenda (Austrālija) |
| | Megisthanus simoneae (Seeman, 2019), uz Mastachilus polyphyllus (Passalidae), Kvīnslenda |
| | Megisthanus papuanus (Womersley, 1937) |
| | Megisthanus southcotti (Seeman, 2019), uz Aulacocyclus fracticornis (Passalidae), Kvīnslenda |
| | Megisthanus womersleyi (Seeman, 2019), uz Protomocoelus australis (Passalidae), Kvīnslenda, Misima sala (Papua Jaungvineja) |
| | Megisthanus manonae (Seeman, 2019), uz Mastachilus australasicus (Passalidae), Kvīnslenda |
| | Megisthanus sarasini (Berlese, 1904) |
| | Megisthanus deportatus (Berlese, 1904) |
| | Megisthanus coronatus (Berlese, 1904) |
| | Megisthanus moaifensis (Oudemans, 1905) |
| | Megisthanus gigantodes (Stoll, 1893) |
| | Megisthanus testudo (Thorell, 1882) |
| | Megisthanus caudatus (Thorell, 1882) |
| | Megisthanus afer (Stoll, 1897) |
| | Megisthanus antennaepes (Say, 1821) |
| | Megisthanus berlesei (Hunter, Costa, 1970) |
| | Megisthanus grandis (Berlese, 1903) |
| | Megisthanus hatamensis (Thorell, 1882) |
| | Megisthanus lamellicornium (Kramer, 1894), uz Scarabaeidae (Coleoptera) |
| | Megisthanus medius (Berlese, 1903) |
| | Megisthanus oblongus (Oudemans, 1926) |
| | Megisthanus obtusus (Kramer, 1894) |
| | Megisthanus remilleti (Hunter, Costa, 1970) |
| | Megisthanus togatensis (Canestrini, 1897) |
| | Megisthanus doreianus (Thorell, 1882) |
