New species and new records of species of Macrodactylus Dejean (Coleoptera: Scarabaeidae: Melolonthinae: Macrodactyini) from Honduras and Nicaragua Author Arce-Pérez, Roberto Author Morón, Miguel-Angel text Zootaxa 2005 2005-06-28 1012 1012 23 37 journal article 1175­5334 E84D2D81-6B26-4311-B56F-6D3C4E672C78 Macrodactylus sericinus Bates, 1887 Diagnosis . This species is distinguished by the following combination of characters: antennal club entirely reddish­brown; pronotum black with sparse, scale­like setae near the borders of disc; scutellum with abundant, yellow, scale­like setae; elytra glabrous with strong sericeous shine, basal half reddish­brown and apical half black or dark brown ( Fig. 3 ); pygidium black or dark brown with scattered scale­like setae near the center of disc; abdomen black; femora reddish­brown, tibiae and tarsi black, without white setae; parameres with lanceolate apex, without setae on the external borders; female vestiture and color similar to male. Material examined ( 12 males , 10 females ) NICARAGUA : Granada , Volcán Mombacho , El Progreso , malaise trap , 2 June 1998 , Col. J. M. Maes , 7 males , 4 females ( MELN , MXAL ); Volcán Mombacho, Santa Ana, 30 June 1998 , Cols. J. M. Maes , 5 males , 6 females ( MELN , MXAL ) . Biology. This species inhabits cloud forests and coffee plantations located at altitudes from 800 to 1500 m . Month of collection: June (22). Distribution . Southern Nicaragua (12° 10'– 13° 05' N , 84° 40' – 86° 10' W ). Remarks. This species was originally described with specimens from “ Nicaragua ” and Chontales , Nicaragua . The specimens studied do not present major differences with the description of Bates. We predict that this species occurs in northwestern Costa Rica .