164 !Mr. D. Sharp's Coiitrihutions to the 



6tli nearly black, but its hind margin and the 7th segment 

 Telloivish ; it is above clothed Avith a nearly concolorous 

 pubescence, which is arranged so as to make it appear in- 

 distinctly variegated, besides this with stiff reddish hairs, 

 and on the 6th segment -with black hairs. Legs reddish. 

 Tunantins ; one specimen, $ . 



6. Staphylinus amazonicus, n. sp. Kiger, opacus, 

 nigro-tomentosus, scutello densius atro-tomentoso ; abdo- 

 mine supra bifariam nigro-maculato, segmentis singulis 

 summo basi, medio macula cinerea minus conspicua. 

 Long. Corp. 11 lin. ; lat. (elytrorum) 2h liu. 



Mas latet. 



Antenna? short and slender, rather longer than the 

 head, black, Avith the extremity of the last joint rusty; 3rd 

 joint long, one and a half times the length of the 2nd ; 

 joints 6 — 10 much narrowed to the base, but none of them 

 transverse (in the ? at any rate). JMandibles black ; 

 pal])i pitchy. Head smaller than the thorax, greatly 

 narrower than the elytra, narrowed to the front, dull 

 black, densely and moderately coarsely, but not deeply 

 punctured, covered with a dense, fine and short, erect, 

 black pubescence. Thorax narrower than the elytra, fully 

 as long as broad, the sides nearly straight, not narrowed in 

 Iront, but with the front angles defloxed and rounded; it is 

 of a very dull black, densely and rather coarsely but very 

 shallowly })unctured, densely clothed with a ])ubescence 

 similar to that of the head. Seutelhun with a dense black 

 velvety ])ul)escence. Elytra slightly longer than the thorax, 

 (piite dull black, scarcely punctured but rugulose, covered 

 with a concolorous pubescence. Hind body black ; the sides 

 of each segment with coai'se shallow jumctures; at the base 

 of each segment is a middle si)ot of scanty yellowish or 

 ashy hairs, on each side of which there is a velvety-black 

 pubescence. The legs are black ; the tibia3 and tarsi with 

 rusty hairs. The wings dtdl yellowish. 



Ega; one si)eeimen, ? . 



Obs. — 1 rotz-ret that while mounting this insect I lost 

 tlie 7th segment of tlie Iiind l)()dy i which had become de- 

 tached). I cannot describe it fully but only say that it 

 was rpate black. 



7. Sfap/ii/li/ncs nntiquus, Xord., Er. 



Parii, Tapajos, lOga. 



This appears to be one of the most widely distributed 



