396 INSECTA SAUNDERSIANA. 



base, attenuated towards the tip in the ffinale; nndeiside mostly tawny: 

 legs yellow ; hinder shanks black towards the base ; feet black, yellow at 

 the base : wings pale gray with a slight tawny tinge along the fore border, 

 and a slight brown hue at the tips ; veins black, lawny at the base ; tips 

 of the fourth and fifth longitudinal veins approximate ; cross-veins straight ; 

 lower cross-vein slightly oblique: halteres yellow. Length of the body 2^ 

 lines ; of the wings 5 — 6 lines. 



Brazil. 



This and the following species do not fully agree with the characters 

 of Calobata, and may form a new genus. 



Calobata? akgentata. 



Nigra ; caput argenteum ; a^itennce ferruginece ; pectoris discus piceits, 

 lateribus argenteis ; abdomen subrnetallicum ; pedes fulvi,femoribus 

 anticis apice nigricantibus, tibiis posticis piceis aut nigris fulvo 

 cinctis, tarsis nigris hasi fulvis ; alee fulvesceiite-subcinerece. 



Black, shining: head with a silvery white covering in front and be- 

 neath, clothed with white hairs beneath ; epistonia and mouth yellow ; 

 palpi ferruginous : feelers ferruginous ; third joint tawny, slightly conical, 

 full twice the length of the second ; sixth black, slender, bare, nearly 

 thrice the length of the third : disk of the breast pitchy ; sides silvery 

 white : abdomen slightly metallic, almost linear, longer and narrower than 

 the chest: legs tawny, slender; fore-thighs blackish at the tips; hind- 

 shanks pitchy or black, with a tawny band in the middle ; leet black, tawny 

 at the base : wings pale gray with a slight tawny tinge which does not ex- 

 tend to the hind border ; veins black, tawny at the base ; lower cross-vein 

 straight, slightly oblique, very near the hind border : halteres very pale 

 yellow. Length of the body 3| — 3f lines ; of the wings 7 — 7i lines. 



Brazil. 



