BY W. MACLEAY, ESQ., F.L.S. ' 181 



344. — Onthophagus perpilosus. n. sp. 



Length 2j lines. 



Black, sabnifcid, strongly punctate, and densely pilose. Head 

 with two strong transverse ridges, with the margin of the clypeus 

 recurved and the apex emarginate. Thorax with a slight cop- 

 pery gloss on the anterior part, a faint fovea near the sides, and 

 a faint transverse ridge in the centre near the apex. Elytra 

 striate with the interstices broad, somewhat costiform and punc- 

 tured in rows. Body beneath black, nitid, punctate, and moder- 

 ately hairy, the hair white. Legs piceous. 



The two specimens of this insect in the collection present 

 some diflFerences which may be sexual. In one, the teeth of the 

 fore tibifB are more large and pointed, the transverse ridge on 

 the thorax more distinct, and the emargination of the clypeus 

 larger than in the other. 



345. — Onthophagus incornutus. n. sp. 



Length 2| lines. 

 Black, subnitid, very finely punctate. Head, in the male 

 rather rugosely punctured with the forehead depressed, with a 

 slightly elevated curved transverse swelling behind, and with 

 the apex of the clypeus almost truncate ; in the female with the 

 forehead flat and slightly rugose, and with the clypeus slightly 

 emarginate. Thorax in the female of a coppery hue. Elytra 

 opaque and finely punctato-striate, with the interstices broad 

 and flat, and exhibiting under a lens traces of red spots at the 

 humeral angles and apex. Legs piceous, with the dentations of 

 the fore tibiee very strong in the female. Antennae pale red. 



346. — Onthophagus Masteesii. n. sp. 

 Length 4 lines. 

 Black, nitid, densely punctate. Head, in the male large, 

 rounded in front with the margin reflexed, and armed with two 

 long rather slender parallel horns on the forehead and with a 

 short broad truncate plate between them ; in the female with 

 two transverse ridges and the apex of the clypeus almost trun- 



