258 ENTOMOLOGICAL SOCIETY 



Syrtec/tes Wn\ker, Ins. Saund., i, 165, 1852. (= Acromyia 

 Latreille, 1809.) 



Type : Syneches simplex Walker. 



The above was the only species mentioned by Walker. 



Tachista Loew, Zeitsch. Ent. Breslau, xiv, 7, 1860. (= 

 Tachydromia Meigen, 1803.) 



Type : Tachydromia connexa Meigen. 



Loew described eleven species, the sixth being Tachydromia connexa 

 Meigen. 



Tachydromia Meigen, Illiger's Mag., 11, 269, 1803. (Sicus 

 Latreille, 1796, not of Scopoli, 1763 ; Crossopalpus Bigot, 18^7 ; 

 Tachista Loew, 1860.) 



Type: Tachydromia connexa Meigen. 



Meigen mentioned two species, Musca cursitans Fabricius and Musca 

 cimicoides Fabricius; the first belongs to the subsequently erected genus 

 Platypalpus, while the second was an erroneous identification to which 

 Meigen afterward gave the name of T. connexa.* 



Tachypeza Meigen, Syst. Besch., vi, 341, 1830. 



Type : Tachydromia nubila Meigen. 



Meigen referred to ten species. Rondanit designated as the type the 

 eighth species, Tachydromia nervosa Meigen, identical with the earlier 

 T. nnbila Meigen, according to Loew.J 



T/iamnodrotniaWik, Wiener Ent. Zeit., v, 278, Oct. 12, 1886. 

 (= Phyllodromia Zetterstedt, 1837.) 



Type : Tachydromia vocatoria Fallen. 



Change of name for Phyllodromia Zetterstedt under the erroneous im 

 pression that the latter is preoccupied by Phyllodromia Serville, 1839. 



Trichina Meigen, Syst. Besch., vi, 335, 1830. 

 Type : Trichina clavipes Meigen. 



Described two species as new. Rondani designated as the type the 

 second species, T. 



Trichopeza Rondani, Dipt. Ital. Prod., i, 150, 1856. 

 Type : JBrachystoma long'icornis Meigen. 

 Rondani designated the above species as the type. 



Wiedemannia Zetterstedt, Ins. Lappon., 559, 1838. 

 Type : Heleodromia bistigma Curtis. 



Zetterstedt described two species, the first, W. borealis " Zett., It. Lap 

 pon., 1832, 207" (evidently up to that time a manuscript name), is identi- 



*Svst. Besch., in, 70, 1822. 

 f Dipt. Ital. Prod., i, 147, 1856. 

 J Zeitsch. Ent. Breslau, xiv, 12. 

 Dipt. Ital. Prod., i, 152, 1856. 



