112 LIST OF DIPTERA. 



cubital undulating, ending at a little in front of the tip of the wing; 

 second branch ending at much behind the tip. Four externo-medial 

 veins, the third and fourth united before the border. Subanal vein 

 united to the anal by the border. Discal areolet elongated, hex- 

 agonal. 



Genus 8. INOPUS. 



Inopus, Diptera Saundersiana, Pt. 1, 2. 



Antennarum articulus lus longus; 2us brevissimus ; flagellum 

 lanceolatum, articulo lo longior. Alarum vena cubitalis non 

 furcata. 



1. Inopus dispectus. 



Inopus dispectus, Diptera Saundersiana, Pt. 1, 2, pi. 1, f. 7. 



Mediastinal vein ending at about half the length of the wing. 

 Subcostal ending at some distance beyond. Radial ending at a 

 little beyond the subcostal, cubital simple, ending at a little in 

 front of the tip of the wing. Three externo-medial veins. Subanal 

 united to the anal near the border. Discal areolet moderately long, 

 indistinctly hexagonal. 



Genus 9. NONACMS. 



Nonacris, Diptera Saundersiana, Pt. 1, 7. 



Antennae 7-articulatae ; articulus 2us lo mnlto longior; 3us et 

 sequentes breves. Alarum vena cubitalis non furcata. 



1. Nonacris tkansequa. 



Nonacris transequa, Diptera Saundersiana, Pt. 1, 7. 

 South America. 



Genus 10. METOPONIA. 



Fcem. Frons latissima. Oculi parvi. Ocelli verticales. Palpi 

 breves, graciles. Antenna? 10-articulatae, inferius insertae; articulus 

 lus 2o duplo longior; flagellnm fusiforme, articulo lo paullo 

 longior. Scutellum muticum. Tibiae non calcaratae. 



Metoponia, Macq. Dipt. Exot. SuppL ii. 



