SYRPHUS. 



GENERIC CHARACTER. 



Antennae separate at base, shorter than the 

 head, advanced, nutant, triarticulate ; third joint 

 orbicular or oval, compressed, v\^ith a seta near 

 the dorsal base ; hypostoma tuberculated, but 

 not very remarkably prominent ; feet simple 

 and slender; wrings incumbent parallel, central 

 transverse nervure placed almost perpendicu- 

 larly. 



OBSERVATIONS. 



This genus vs^as included by Linne in his com- 

 prehensive genus Muse A. In the Sy sterna Ant- 

 liatorum, Fabricius constructed a separate genus 

 under the name of SciEVA, for the reception of 

 many insects that he had formerly placed in his 

 genus Syrphus. But it is now ascertained that 

 nearly or quite all the species retained in the 

 latter belong to other genera, and particularly to 

 those of VoLUCELLA and Sericomyia. The 

 name Syrphus being therefore disengaged, has 



PLATE XI. 



