1889.] COLEOPTERA OF THE GENUS DIABROTICA. 95 
36. D1aABROTICA ZNEIVENTRIS, sp. nov. 
Anguste ovata, postice ampliata, convexa, nigro-enea, nitida ; 
tibiis, tarsis, scutello capiteque nigris; antennis basi piceo- 
fulvis, articulis eaternis quatuor, ullimi (apice excepto) pallide 
flavis; thorace trifoveolato femoribusque flavis, his nigro 
lineatis ; elytris tenuiter, sat ecrebre punctatis, viridi-eneis, 
utrisque limbo externo, maculis duabus infra basin positis, 
fascia curvata vix pone medium, utrinque abbreviata, macu- 
laque subapicali ad limbum adfixa, flavis. 
Long. 5 lin. 
Hab. Ecuador. 
37. DIaABROTICA BIPARTITA, Sp. nov. 
Oblonga, postice ampliata, convexa, flava, nitida ; capite thorace- 
que nigris, hoe transversim sulcato, basi anguste piceo; 
antennis flavis, articulis primo et intermedits nigris ; elytris 
postice paullo ampliatis, convexis, infra basin excavatis, sat 
erebre punctatis, disco antico, limbo externo excepto, fasciaque 
angusta vic pone medium viridi-eneis, spatio inter hanc fasciam 
et discum anticum elevato. 
Mas. Elytris ante apicem juxta suturam vitta brevi elevata 
instructis. 
Long. 4 lin. 
Hab, Ecuador. 
38. D1aBROTICA ERYTHROPTERA, Sp. nov. 
Ovata, postice ampliata, convexa, nigra, nitida, elytris rubris ; 
thorace arcuatim sulcato, sulco trifoveolato; elytris crebre 
punctatis. 
Long. 34 lin. 
Hab. Peru. 
39. DIABROTICA ALBIDO-VITTATA, Sp. NOY. 
Ovata, postice paullo ampliata, convexa, nigro-picea, nitida, 
femoribus basi flavis, capite thoraceque piceo-rufis ; antennis 
nigris, articulis octavo nonoque albidis, thorace profunde 
bifoveolato; elytris piceo-nigris, subnitidis, elevato-vittatis, 
costa tertia a sutura latiore, utrisque limbo externo costaque 
tertia albidis, apicibus confluentibus. 
Long. 3 lin. 
Hab. Brazil. 
These descriptions are all based upon specimens in my own 
collection. 
