StaplujlinidcB of the Amazon Valley. 215 



thorax. The antennn? are yellowish ; 2nd joint about 

 equal to 3vd, but little difference in joints 2 — 8; 9 — 11 

 each a little shorter than the preceding. Mandibles and 

 palpi yellowish. Head quite as broad as the thorax ; the 

 front part broad, much produced, so that the eyes are 

 placed a little behind the middle ; it is quite dull, being 

 very densely and finely rugose-punctate. Thorax narrower 

 than the elytra, longer than broad ; very slightly narrowed 

 behind, closely and rather coarsely but not deeply punc- 

 tured, -with a narrow line along the middle, smooth. Elytra 

 longer than the thorax, quite didl, closely and indistinctly 

 puflctured. Hind body with the margins of the segments 

 red, finely and indistinctly punctiu'ed, the outstanding 

 seta^ distinct. Legs reddish-yellow. 



Ega ; one ? individual, in very bad condition. 



7. Cnjpfuhhim siihfractum,\\. s^. Subdepressum, sub- 

 nitidum, piceuni, antennis elytrisque rufesccntibus, ]icdibus 

 testaceis ; capite elytris fere latiore, dense fortitcrque 

 punctate. Long. corp. 3^ lin. 



Mas latet. 



Antennas reddish, nearly as long as head and thorax ; 

 1st joint slightl_y longer than 2nd and 3rd together, 3rd 

 nearly twice as long as 2nd, 4 — 10 each a little shorter 

 than its pi'edecessor. INIandibles and palpi reddish. 

 Head broad and short, scarcely produced in front, sub- 

 quadrate, the hind angles rounded; it is coarsely and at 

 the back ver}'- closely punctured, more sparingly so in 

 the fl-ont, and has a small transverse space in the middle 

 impunctate. Thorax narrower than the elytra, longer 

 than broad ; a little narrowed behind, very coarsely and 

 moderately closely punctured, a line down the middle 

 smooth. Elytra a little longer than the thorax, reddish, 

 coarsely and closely punctured, rather shining. Hind 

 body dull reddish, rather sparingly punctured. Legs 

 yellowish. 



Ega ; one specimen, ? . 



8. Crj/ptobium A>;?/7/Vo?v?c, n.sp. Subdepressum, nigrum, 

 antennis rufesccntibus, pedibus testaceis ; capite subopaco, 

 dense punctato, subtiliterque pubescente ; thorace elytris- 

 que sat nitidis, dense fortiter punctatis, illo linea mediii 

 hvvi. Long. corp. 4 lin. 



Mas: abdomine segmento 7" vcntrali margine posteriore 

 late obsolete cmarginato. 



