Genus Aetacarus Gaud & Atyeo, 1975

Type species: Pterolichus phylloproctus Mégnin & Trouessart, 1884, by original designation.

The genus Aetacarus currently comprises 14 species, including both the new species described below, and Aetacarus hirundo comb. nov. herein transferred from Hieracolichus . Mites of this genus are mainly associated with accipitriform birds ( Accipitridae, Sagittariidae) but two species were described from bustards (Otidiformes: Otididae) (Gaud & Atyeo 1975, Gaud 1968, 1983, Proctor et al. 2006): A. phylloproctus (Mégnin & Trouessart, 1884) from Haliaeetus leucogaster (Gmelin, 1788), A. hyalothrix (Gaud & Mouchet, 1959) from Gypohierax angolensis (Gmelin, 1788), A. andrei Gaud, 1983 from Kaupifalco monogrammicus (Temminck, 1824), A. avicedae Gaud, 1983 from Aviceda cuculoides Swainson, 1837, A. eurychaetus Gaud, 1983 from Hieraaetus ayresii (Gurney, 1862) (= H. dubius), A. leptotrichus Gaud, 1983 from Circus macrourus (Gmelin, 1770), A. milvi Gaud, 1983 from Milvus aegyptius (Gmelin, 1788), A. puylaerti Gaud, 1983 from Haliaeetus vocifer (Daudin, 1800), A. elanoides Proctor et al., 2006 from Elanoides f. forficatus (Linnaeus, 1758) (Accipitridae), A. laurencei Gaud, 1983 from Sagittarius serpentarius (Miller, 1779) (Sagittariidae), A. otidis (Mégnin & Trouessart, 1884) from Chlamydotis macqueenii (Gray, 1832) (= Otis houbara), A. eupodotidis (Gaud, 1968) from Eupodotis senegalensis (Vieillot, 1821) (Otitidae) .