New species and new records of species of Macrodactylus Dejean (Coleoptera: Scarabaeidae: Melolonthinae: Macrodactyini) from Honduras and Nicaragua

The species of Macrodactylus from Honduras and Nicaragua are reviewed. Two new species are described and illustrated: Macrodactylus tibialis sp. nov. from Honduras (Olancho and El Paraiso) and Nicaragua (Jinotega, Madriz, and Matagalpa) and M. hondurensis sp. nov. from Honduras (Cortes). Macrodactylus dimidiatus Guerin-Meneville, M. costulatus Bates, and M. montanus Arce-Perez and Moron are recorded for the first time from Honduras (Lempira, El Paraiso, Santa Barbara, and Ocotepeque). Macrodactylus sericeicollis Bates is recorded by the first time from Honduras (Morazan) and Nicaragua (Matagalpa). A key to the nine known species of Macrodactylus from Honduras and Nicaragua is included.