376 Descriptive Catalogue [1896. 



Gen. MOEIO, Latreille, 

 E^gne Anim., 1st edit., iii., p. 189. 



Mentum deeply emarginate, inner part of the lobes sloping, 

 concave, median tooth short, distinctly bifid ; ligula horny, broaden- 

 ing towards the apex in a triangle, acutely carinate longitudinally 

 in the median part and bearing two setae in the middle of the 

 apical part ; paraglossae very slender, longer than the ligula and 

 separated from it ; maxillae hooked ; palpi thick, the last joint sub- 

 cylindrical, attenuate at the tip ; mandibles very long, the right one 

 obtusely bidentate inwardly ; labrum long, deeply incised, and with 

 three deep setigerous punctures on each side ; antennae thick, the 

 three basal joints and the greatest part of the fourth glabrous, the 

 intermediate ones moniliform, compressed, pubescent, the last one 

 subovate ; head, prothorax, and elytra plane, the prothorax with a 

 subapical lateral seta and one in the posterior angle ; legs moderately 

 long, the anterior tibiae broadly dilated, the three basal joints of the 

 anterior tarsi of the male slightly dilated, and the second and third 

 with a double series of papillae, the first one with the papillae on the 

 apical part only. 



Hah. Morio occur in Asia Minor, Africa, Madagascar, Ceylon, 

 the Malay Archipelago, Australia, New Guinea, and Northern 

 and Southern America. 



Morio guineensis, Imhof, 



Verhandl. der Naturforsch. Gesselsch., Basel, 1842, v., p. 164; 



Lacord., Genera Atlas, pi. 7, fig. 2. 



M. senegalensis, Lafert., Eev. Zool., 1850, p. 390. 



M. feronioides, Thoms., Archiv. Entom., ii., p. 31. 



M. acuticollis, Putz., Ann. d. Mus., Civ. d. Genova, iv., p. 218. 



M. anthr acinus, Bohem., Insect. Caffr., i., p. 122. 



Intensely black, very shining ; palpi, legs, and abdomen piceous ; 

 mandibles very long ; labrum much incised and with three deep 

 setigerous punctures on each side ; epistoma narrowed in front and 

 with four longitudinal impressions, the outer apical part apparently 

 without any setigerous puncture ; head smooth, with a long, deep, 

 but narrow impression on each side ; eyes with an acute supra-ocular 

 carina, edged behind by the cheek ; prothorax transverse, the 

 anterior margin sinuate in the middle with the angles sharp, hardly 

 ampliate laterally in the middle, but sinuate from the median part to 

 the base with the posterior angle acute and projecting, plane, smooth, 

 with a narrow deep line near the base on each side of the median 

 longitudinal one ; elytra parallel, with the base truncate, carinate 

 with the outer angle acute, plane, narrowly striate with the intervals 



