766 



LIST OF DIPTERA. 



Genus 14. PHENEUS. 



Corpus longi-obconicum. Antennarum articuli lus et 2us 

 breves ; 3us longior, conicus, arista longissima. Abdomen longi- 

 obconicuin. Pedes postici longi, validi. 



Pheneus, Diptera Saandersiana, Pt. 2, 155. 



Fore fork of the cubital vein slightly undulating ; hind fork 

 nearly straight, parallel to the first externo-medial ; third externo- 

 medial forming an obtuse angle with the prahrachial, joining the 

 fourth at a short distance from the border. Subanal inclined 

 towards the anal, but at a short distance from it on the border. 



1. Pheneus tibialis. 

 Pheneus tibialis, Diptera Saundersiana, Pt. 2, 156, pi. 4, f. 3. 

 Jamaica. 



Genus 15. LEPTOGASTER 



Corpus mediocre aut parvum, fere nudum. Proboscis porrecta. 

 Antennarum articulus 3us lanceolatus ; arista brevis. Abdomen 

 lougum, gracile, obclavatum. Pedes graciles, postici longi; femora 

 tibiasque subclavata ; onychia nulla. Alas breves ; vena; subcos- 

 talis et radialis nou conjunctae. 



Leptogaster, Meig. Klass. Zweijl. ; JVied. ; Zell. ; Zett. ; Loew. 

 Asilus, p., Deg. ; Geoffr. ; Fabr. Ent. Syst. ; Schr. 

 Dasypogon, p., Fabr. Syst. Antl. 

 Gonypes, Latr. ; Macq. 



Europe and Asia Minor. 



A. Ala? limpidae. 



A. Antennae nigra. 



a. Abdomen flavo non maculatum. 



a. Femora tibiasque apicem versus fusca. hispanicus, Meig. 



b. Femora postica ante apicem nigro-cingulata. 



nigricornis, Loew. 



b. Abdomen flavo maculatum. - - variegatus, Loew. 



B. Antennarum articulus 2us rufo aut flavo-ferrugiueus. 

 a. Femora non nigro lineata. 



a. Antennarum arista pubescens. - guttiventris, Zett. 



b. Antennarum arista nudiuscula. 



i. Antennarum articulus 3us non pubescens. 



gracilis, Loew. 



