INSECTS ATO THEIK ALLIES 



Syrphidae (Syrphus-flies) (Continued). 

 Didea laxa, O. S. (B). 

 Syrphus abbreviatus, Zett. (B). 



" americanus, Wied. (V, B, W). 

 " arcuatus, Fall. (B, W). 

 " lesueurii, Macq. (V, B, W). 

 " ribesii, Linn. (B, W). 

 " torvns, O. S. (B, W). 

 Allograpta obliqua, Say (B, W). 

 Mesogramma geminata, Say (B, W). 

 polite, Say (W). 

 marginata, Say (V). 



Sphaerophoria cylindrica, Say (V, B, W). 

 Sphegina lobata, Loew (B, W). 

 Neoascia globosa, Walk. (V). 

 Khingia nasica, Say (B, W). 

 Volucella evecta, Walk. (B, W). 

 Sericomyia chrysotoxoides, Macq. (B, W). 



" * militaris, Walk. (B, W). 

 Eristalis bastardi, Macq. (V, B, W). 

 " dimidiatus, Wied. (B, W). 

 " flavipes, Walk. (B, W). 

 " meigenii, Wied. (B, W). 

 " tenax, Linn. (B, W). 

 " transversus, Wied. (B, W). 

 Tropidia quadrata, Say (B, W). 

 Helophihis conostomus, Will. (V, B, W). 

 " laetus, Loew (B, W). 

 " latifrons, Loew (B). 

 " similis, Macq. (B, W). 

 393 



