Species of Aphodius described or recorded by Bates (1887, 1889) in the Biologia Centrali-Americana are discussed, resulting in some new combinations or new status as follows: Aphodius dugesi Bates, 1887 =Diapterna dugesi (Bates, 1887) n. comb.; Aphodius sallei Harold, 1863 = Agrilinus sallei (Harold, 1863) n.comb.; Aphodius lansbergei Harold, 1874 = Agrilinus lansbergei (Harold, 1874) n. comb.; Aphodius indutilis Harold, 1874 = Agrilinus indutilis (Harold, 1874) n. comb.; Aphodius azteca Harold, 1863 = Agrilinus (s. l.)azteca (Harold, 1863) n. comb.; Aphodius oleosus Harold, 1871 = Pharaphodius (s. l.) oleosus (Harold, 1871)n. comb.; Aphodius innexus Say, 1835 = Liothorax innexus (Say, 1835) n. comb.; Aphodius cruentatus LeConte, 1878 = Agoliinus (s. l.) cruentatus (LeConte, 1878) n. comb.; Aphodius glyptus Bates, 1887 = Trichonotuloides glyptus (Bates, 1887) n. comb.; Aphodius latecrenatus Bates, 1887 = Trichonotuloides latecrenatus (Bates, 1887) n. comb.; Aphodius euprosopus Bates, 1887 = Agrilinus (s. l.) azteca ab. euprosopus (Bates, 1887) n. stat. and n. comb.; Aphodius constricticollis Bates, 1889 = Imelda constricticollis(Bates, 1889) n. comb.; Aphodius opisthius Bates, 1887 (new name for Aphodius duplex Bates, 1887) = Gonaphodiellus opisthius (Bates, 1887) n. comb.; Aphodius panamensis Harold, 1859 = Aidophuspanamensis (Harold, 1859) n. comb. [Didactyliini]; Aphodius guatemalensis Bates, 1887 = Blackburneus (s.l.) guatemalensis (Bates, 1887) n. comb.; Aphodius guatemalensis var. scotinus Bates, 1887 = Blackburneus (s. l.) guatemalensis ab. scotinus (Bates, 1887) n. comb...