in the Collection of W. W. Saunders, Esq. 137 



«^««^ Palporum articulus ultimus tantum elongatus. 



O Palpi nudi, antennarum articulus 3"* tumidus. Megapalpus, 

 Macq. 

 O O Palpi pilosi, antennarum articulus 3"* fusiformis. Dasypal- 



pus, Macq. 

 •W-++ Palpi breves. 



e«o Antennarum articulus 1"* elongatus. 

 O Antennae arista distincta nulla. Amictus, Wied. 

 O O Antennae arista brevi. Thlipsomyza, Weid. 

 e<?t=^ Antennarum articulus 1"^ brevis. 



O Proboscis arcuata ; antennarum articulus 3" convexus. Cy- 

 clorhynchus, Macq. 

 O O Proboscis recta, antennarum articulus 3"* fusiformis. Phthi- 

 ria, Meig. ; Parisus, Walk. 

 § § Alae areolis tribus posterioribus. 

 X Abdomen elongatum ; pedes postici elongati, coxis incras- 

 satis. Systropus, Wied. 

 X X Abdomen ovatum. 

 —5- Proboscis arcuata; antennae capite longiores, articulus I"* 

 3" longior. Toxophora, Weid. 

 —5 — h Proboscis recta. 



++ Antennae capitis vix longitudine, articulus 1"* 3° brevior. 

 Geron, Meig. 

 ++++ Antennae capite longiores. Heterostylum, Macq. 

 +++•+++ Antennae capite multo longiores. Lepidophora, Westw. 



Of these genera Exoprosopa (Macq.) or Trinaria (Mulsant), 

 Jjitorhynchus (Macq.), and Neuria (Newm.) or Comptosia (Macq.), 

 were originally combined with Anthrax, with which genus they 

 are connected by so many gradations that I have for a while re- 

 united them with it. Ligyra (Newm.) is also included in that 

 genus. 



The genus Cyrtosia (Perris), which is characterized by the wing 

 having no discal areolet, may also be included in this family. 



Genus Anthrax. 



The species being very numerous are here noticed with refer- 

 ence to their geographical distribution. About four hundred 

 have been described. 



EUROPE. 



About seventy species have been recorded, but the number may 

 probably be somewhat reduced. They may be divided into four 



