species of Coleoptera from Rodriguez. 107 



guttis parvis duabus approximatis piceis notato ; elytris obscuri- 

 oribus (flavo limbatis) ; prosterno pallido. Long 4\ lin., lat. 2| 

 lin. 



Elongate oval, shining. Plead yellow, with an oblique spot 

 on each side on the forehead, and the neck black, the black 

 portions uniting at the eyes. Thorax yellow, with the middle 

 of tlie anterior and posterior margins and two approximate 

 discoidal spots pitchy ; very shining, with a line of punctures 

 along the front margin ; there is also a line of obscure punc- 

 tures along the sides and extending a short distance along the 

 posterior margin ; the extreme lateral margins are distinctly 

 incrassate. JScutellum pitchy. Elytra shining, with the 

 sutural line and the sides yellowish, the rest closely spotted 

 Avith small brownish markings as in C. notatus, F. ; each 

 elytron with three rows of rather large punctures, each row 

 containing about eight or ten punctures. Underside very 

 shining, black, except the prosternum, which is yellow, and 

 the margins of the abdominal segments, which are obscurely 

 pitchy. Legs pitchy yellow ; intermediate femora and tibiaj 

 moderately thickly and finely punctured. 



Gyrinidae. 



Dineutes picipes, sp. n. 

 D. obovalis, depressiusculus, sat latus, supra nigro-olivaceus, vix 

 cseruleo-cupreo micans, nitidulus ; elytris postice rotundatis, pone 

 apicem in mare leviter emarginatis, in foemiua externe obHque 

 truncatis, ad truneatura3 basin dente parvo deflexo et apice dente 

 acuto armatis ; corpore subtus nigro-piceo, ano pedibusque piceis. 

 J long. Ql lin., lat. 4^ hn. ; 9 long. 6 lin., lat. 3| lin. 



Brachelytka. 

 Aleocharidse. 



Aleochara parvula^ sp. n. 

 A. statura fere A. mcerentis, at parva, nitida, parcius pubescens ; 

 antennis pedibusque obscui'e testaceis antennarum articulo ultimo 

 tibiarumque basi vix picescentibus ; elytris thorace vix longiori- 

 bus, cum thorace discrete distincte punctatis ; abdomine discrete 

 distincte punctate, ano piceo-testaceo. ' Long. | lin. 



Antennge stout, scarcely longer than the head and thorax 

 taken together ; the first, second, and third joints elongate, 

 subequal, the fourth joint a little broader than long ; the fifth 

 to tenth joints becoming gradually broader but not longer ; 

 the eleventh joint as long as the two preceding taken together, 



