No. 31. J INSECTS OF CONNECTICUT: DIPTERA. 163 



Penthoptera Schiner. 

 albitarsis Osten Sacken. Mon. N. A. Dipt., iv, 257. (Aid. Cat.) 



Tricyphona Zetterstedt. 

 inconstans Osten Sacken. Amah pis. Mon. N. A. Dipt., iv, 266. 

 (C.W.J.) 



Pedicia Latreille. 



albivitta Walker. Insect Book, pi. xvi, 12. 



Liogma Osten Sacken. 

 nodicornis Osten Sacken. Mon. N. A. Dipt., iv, 301. (C.W.J.) 



Bittacomorpha Westwood. 

 clavipes Fabricius. Insect Book, pi. xv, 8. 



Ptychoptera Meigen. 

 rufocincta Osten Sacken. Mon. N. A. Dipt., iv, 313. 



Oropeza Needham. 



dorsalis Johnson. Proc. Bost. Soc. Nat. Hist., xxxiv, 119. 

 sayi Johnson, annulata. Ibid., xxxiv, 118. (C.W.J.) 

 subalbipes Johnson. Ibid., xxxiv, 121. 



Tanyptera Latreille. 

 Xiphura Brulle 

 frontalis Osten Sacken. Proc. Phila. Ent. Soc, iii, 48. 

 fumipennis Osten Sacken. Ibid., iii, 47. 

 topazina Osten Sacken. Ibid., iii, 47. 



Ctenophora Meigen. 

 apicata Osten Sacken. Proc. Phila. Ent. Soc, iii, 46. 

 nubecula Osten Sacken. Ibid., iii, 45. (C.W.J.) 



Nephrotoma Meigen. 



Pachyrhina Macquart. 

 eucera Loew. Cent., iv, 39. 

 ferruginea Fabricius. Insect Book, pi. xv, 17. 

 incurva Loew. Cent., iv. 32. 

 lugens Loew. Ibid., v. 26. 

 macrocera Say. Compl. Writ., ii, 350. 

 sodalis Loew. Cent., v, 29. 

 tenuis Loew. Ibid., iv, 41. 

 virescens Loew. Ibid., v, 25. 

 xanthostigma Loew. Ibid., v, 31. 



