768 list of diptera. 



5. Leptogaster subtilis. 

 Foem. Gracillimus ; proboscis fiava ; antenna pallide flava, 

 apice fuscce ; abdomen Jlavo maculatum. 



Leptogaster subtilis, Loew, Linn. Ent. ii. 401, 5. 

 South Italy. 



6. Leptogaster yabiegatus. 



Proboscis el antenna: nigra? ; abdomen nigrum, flavo maculatum. 



Leptogaster variegatus, Loew, Linn. Ent. ii. 402, 6. 



Leptogaster nitidus, Macq. Dipt. Nord. Asil. 12, 3 ; Meig. Zweifl. 



vii. 77, 5. 

 Gonypes nitidus, Macq. Hist. Nat. Dipt. i. 316, 4. 



France. 



7. Leptogaster cylindricus. 

 Antennarum articulus 2us fiavo-ferrugineus ; femora postica lon- 



gitudinaliter nigra lineata; areola submarginalis 2a longa, 

 breviter pedunculata. 

 Leptogaster cylindricus, Meig. Zweifi. ii. 343, 1. 

 Asilus cylindricus, Deg. 

 Gonypes cylindricus, Macq. Expl. Sci. Alg. iii. Ira. 443, 80, 439, 



69. 

 North and Middle Europe. Eastern Siberia. North Africa. 

 a.—e. England. From Mr. Stephens' collection. 



Var. ? Cinerascens ; antenna; nigra:, articulus 2o rufo-ferrugineus; 



thoracis dorsum nigrum; pedes flavo-ferruginei, longitudi- 



naliter nigro lineati ; alee hyalina:, abdomine dimidio bre- 



viores. 



Leptogaster dorsalis, Dahlb. Act. Holm. 1850, 159. Zett. Dipt. 



Scand. xi. 4263. 



Sweden. 



8. Leptogaster peddnculatds. 



Antennarum articulus 2ms apice, 3ms basi rufo-ferruginei ; femora 

 postica longitudinaliter nigro lineata; areola submarginalis 

 2a brevis, longissime pedunculata. 

 Leptogaster pedunculatus, Loew, Linn. Ent. ii. 405, 8. 

 Sicily. 



