From the Annals and Magazine of Natural History, 

 Ser. 8. Vol. xi., June 1913. 



A new Genus of TipuYidse from Turh&stan, with Notes on 

 other Forms. By E. Bergroth, G.M.Z.S. 



Ptilostena, gen. nov. 



Antennae 16-articulat3e. Thorax longitudinaliter modice convexus. 

 Alae angustse, basi longe petiolatae, angulo axillari late rotundato, 

 vena Sc basin sectoris radii nonnihil superante, Sc 2 paullo ante 

 basin sectoris sita, Rs pone medium alae incipiente, vena trans- 

 versa radiali nulla, vena R 2 et dimidio apicali venae R 3 maxime 

 reflexis, parallelis vel paullulum convergentibus, vena media 

 biramosa, parte basali venae M 3 deficiente, parte ascendente venae 

 Cu, sat longe ante basin cellulae discoidalis apertae cum cellula 

 M 3 confluentis sita. Pedes perlongi, tibiis calcaribus destitutis. 



