Macrodactylus dimidiatus Guérin­Méneville, 1844

Arce-Pérez, Roberto & Morón, Miguel-Angel, 2005, New species and new records of species of Macrodactylus Dejean (Coleoptera: Scarabaeidae: Melolonthinae: Macrodactyini) from Honduras and Nicaragua, Zootaxa 1012 (1012), pp. 23-37 : 28

Macrodactylus dimidiatus Guérin­Méneville, 1844

Diagnosis. This species is distinguished by the following combination of characters: entire antennal club reddish­yellow; pronotum glabrous, orange­yellow; elytra glabrous, orangeyellow with distal two­thirds iridescent black or dark blue ( Fig. 5); pygidium orange­yellow with scattered scale­like light yellow setae; abdomen black; femora and tibiae reddishyellow; tarsi black without white, short setae; parameres strongly curved before apex, without setae on the external borders; vestiture and color of female similar to male.

Material examined (5 females). NEW COUNTRY RECORD: HONDURAS, Sta. Bárbara, 5 km NW. Peña Blanca 820m, 1 June 1994, Col. H & A Howden 1 female ( HAHC) ; same data except Col. B. Gill col. 4 females ( BDGC).

Biology. This species inhabits tropical rain forest, deciduous tropical forest, tropical plantations, and cloud forest located at altitudes from 20 to 2250 m. Month of collection in Honduras: June (5).

Distribution. Eastern México to western Honduras (14° 10'– 21° 40' N, 88° 10'– 99° 20' W).

Remarks. Bates (1887) and Arce­Pérez and Morón (2000) recorded specimens from numerous localities in southern Mexico and Guatemala. The new record in Honduras extends the distribution of this species 120 km east of Coban, Guatemala.