OF WASHINGTON. 257 



Type: Rmpis sulcata Fallen. 



Arbitrary change in spelling Rhampkomyia ; the twelfth species that 

 Zetterstedt described is Bmpts sulcata Fallen. 



Roderia Mik, Verb. k. k. Ges. Wien iSSi, 326, 1882. 

 (Philolutra Mik, 1882.) 



Type : Clinocera longipennis Mik. 

 The above was the only species mentioned. 



Roederiodes Coquillett, Aquat. Ins. Adiron., 585, Sept., 1901. 

 Type: Roederiodes juncta Coquillett. 

 The above was the only species mentioned. 



Sciodromia Haliday, in Westwood's Introd., n, Synop., 132, 

 1840. % (-Heleodromia Haliday, 1833.) 

 Type: Heleodromia immaculata Haliday. 

 The above species was designated as the type. 



Sicus Latreille, Precis, 158, 1796; not of Scopoli, 1763. 

 (=Tachydromia Me i gen, 1803. 



Type : Musca cimicoides Fabricius. 



Latreille mentioned no species, but in a later work* he designated the 

 above species the type. 



Steleocheta Becker, Berl. Ent. Zeitsch.,xxxi, 129, Aug., 1887. 

 (=Empis Linne, 1758.) 



Type : Steleocheta setacea Becker. 

 The above was the only species mentioned. 



Stilpon Loew, Neue Beitr., vi, 34, 1859. 

 Type: Tachydromia graminum Fallen. 

 Loew mentioned two species, the first, Tachydromia graminum Fallen. 



Symballophthalmus Becker, Wiener Ent. Zeit, vin, 285, 

 Oct. 5, 1889. (Macroptera Becker, 1889; not of Lioy, 1863.) 

 Type : Macroptera pictipes Becker. 

 Change of name for Macroptera Becker, preoccupied. 



Synamphotera Loew, Zeitsch. Ges. Naturw., xi, 455, 1858. 

 (= Ragas Walker, 1837.) 

 Type : Synamphotera pallida Loew. 

 The above was the only species mentioned. 



Syndyas Loew, Ofvers. Kon. Vet.-Akad. Forh., xiv, 369, 

 Oct. 14, 1857. 



Type : Syndyas opaca Loew. 



Described two species as new (from Caffraria, Africa), the first, 5. opaca. 



*Consid. General., 443, 1810. 



