30') Mr. D. Sharp's Coutrihatioiis to ilie 



elongate, black ; on the upper side the 4th segment has 

 a large red blotch on each side ; the hinder half of the 

 5tli and of the 7th segments red, the basal portions of the 

 segments with coarse but not dense punctures ; on tlie 

 luiderside black, with the hind part of the 7th and small 

 patches at the angles of the 4th and 5th segments red, 

 very coarsely punctured, each of the terminal segments 

 with a small smooth space towards the extremity. Legs 

 quite black. 



Ega ; a single female ; also a variety from the Upper 

 Amaz(ms, brighter in colour, punctuation slightly coarser, 

 and thorax obsoletely bi-impressed ; this variety also re- 

 presented by only a single female. 



The Staphylinus cpneus of Olivier, from Surinam, is 

 probably a closely allied species. 



2. Tcenodema Icsvis, n. sp. Elongata, nitida, nigra, 

 capite thoraceque superne viridi-^enei.><, elytris violaceo- 

 cjeruleis ; abdominis apice rufo, antennarum basi palpisque 

 testaceis. Long. corp. 8 lin. ; Lit. elytrorum 1^ lin. 



INIas : abdomine segmento 1^ ventrali apice medio 

 triangulariter exciso. 



AntennfB rather slender, If lin. in length, black, the 

 two basal joints yellow but infuscate inwardly ; 3rd joint 

 twice as long as 2nd, the apical joints slender. Palj)i 

 obscure yellow ; mandibles pitchy. Head above shining 

 brassy, the front part coarsely punctured ; a s})ace in front 

 of the vertex nearly impunctate, the vertex on either side 

 coarsely punctured. Thorax a little longer than broad, 

 IJ lin. in length, 1 lin. in breadth, nearly parallel-sided, 

 similar in colour to the head, with a longitudinal patch of 

 piuictures on each side the midtUe, with some other coarse 

 punctures at the side about one-third of the length froin 

 the front, and three or four others behind these, and also 

 with some fine pimctures scattered s])ai-ingly over the 

 surface. Scutellum same colour as head and thorax, with 

 a few rather coarse punctures. Elytra scarcely longer 

 than the thorax, violet, but blue at the base, smooth and 

 shining, very sparingly pimctured, the punctures becoming 

 extremely fine and sparing towards the extremity. Hind 

 body shining black ; the 7th segment (except its base) and 

 the 8th bright-orange colom-, each segment at its base with 

 a few coarse but obsolete punctures. Legs and under 

 surface (except extremity) black ; under face of hind body 



