of the Amazons Valley* 385 



15. Colobothea varica, n. sp. 



C. modice elongata et attenuata, fusca ; thorace dorso vittis du<ibus 

 cinereo-fvilvis, postice divaricatis, lateribus cinereo-fulvis vitta ni- 

 gra ; elytris maculis parvis cinereo-fulvis, partim discretis, partim 

 subconfluentibus. Long. 4|-5 lin. S $ • 



Head dusky, forehead streaked with tawny-ashy; two diverging 

 lines of the same colour on the vertex. Antennae black, reddish 

 towards the base ; fourth, sixth, eighth, and tenth joints with 

 whitish rings. Thorax black on the surface, with two thickish 

 tawny vittse diverging behind ; sides and under surface ashy, each 

 with a black stripe. Elytra moderately tapering, apex truncate, 

 exterior angles spinose ; surface dark brownish, sprinkled with 

 small tawny spots, sometimes arranged in rows over the basal 

 half, but agglomerated more or less beyond the middle, leaving 

 clear spaces ; in other examples more irregular, apex edged with 

 whitish. Body beneath somewhat uniformly clothed with tawny- 

 ashy tomentum (except, as usual, the terminal segment). Legs 

 reddish, spotted with ashy. 



(^ ? . Terminal abdominal segment tapering ; dorsal plate 

 rounded at tip ; ventral broadly truncate, with angles produced 

 into short and broad spines, and middle of the truncation 

 slightly advanced or festooned. The fore tarsi in the ^ are 

 simple. 



Branches of dead trees, Ega ; abundant. 



16. Colobothea propinqua, n. sp. 



O. modice elongata et attenuata, fusca ; thorace cinereo-fulvo, vittis 

 septem fusco-nigris, una mediana et tribus utrinque lateralibus 

 quarum duabus postice conjunctis tertiaque inferiore tenuissima ; 

 elytris maculis parvis cinereo-fulvis in seriebus interruptis ordi- 

 natis. Long. 5 lin. $ . 



Head blackish, streaked with greyish; vertex with two di- 

 vergent grey lines ; antennse black, reddish towards the base, 

 fourth, sixth, eighth, and tenth joints ringed with white. Tho- 

 rax ashy, with seven black vittse — namely, one in the middle, 

 broader, two on each side converging and blending before reach- 

 ing the base, and one below them very slender. Elytra truncate 

 at apex, with exterior angles spiniform ; surface dark brown, 



tennae fuscse, griseo tomentosse, articulis basi pallidioribus. Thorax 

 griseus, vittis octo nigris, dorso punctis duobus prope basin. Elytra 

 modice attenuata, apice truncata, angulis exterioribus spiniform ibus, 

 nigra, maculis qiiadratis griseis in seriebus sex vel septem ordinatis, 

 pone medium et prope apicem interruptis. Corpus subtus cinereo- 

 fulvo tomentosum, nigro maculatum. Pedes picei, cinereo tomentosi. 

 Fceminae segmento terminali abdominis attenuato, apice fisso. Long. 

 6 lin. Hab. in Venezuela. Coll, Bates. 



