DOLICIIOrODIDAE. 115 



Lii'tiiraliis. 



Loew, Ncue Beitr. V, 1857; Monogr. 11, 198. 



*genualis Loew, Neue Beitr. VIII, 70; Monogr. II, 199. — Middle 



States. 

 *(iueriilus 0. Sacken, Western Dipt., 318. — Sonoma Co., California. 



Sccllus. 



Loew, Neue Beitr. V, 1857; Monogr. II, 200. 



*avidus Loew, Monogr. II, 207. — Fort Resolution, Huds. B. Terr. 

 *exustus Walker, Dipt. Saund. 211 (Bledeteriis) ; Loew, Neue Beitr. 



VIII, 71; Monogr. II, 203. — Middle States; Illinois. 

 *niifer Loew, Monogr. II, 209. — Fort Resolution; Huds. B. Terr. 

 *si)iiiiinaiuis Zetterstedt, Dipt. Scand. II, 445 (Hydropltonis) ; Loew, 



Monogr. II, 205. — Fort Resolution, Huds. B. Terr. 

 Eijdrophorus notatus Zetterstedt, Ins. Lapp. 701 [Lw.]. 



*monstrosiis 0. Sacken, Western Dipt., 319. — British Columbia. 



* vigil 0. Sacken, Western Dipt, 318. — Sierra Nevada, California. 



ISydropliorns. 



Fallen, Dolichopod. 1825; Walillierg, Oefv. of k. vet. akad. forh. 1844-, 

 Loew, Monogr. II, 211. 



*aestuiim Loew, Centur. VIII, 60. — Newport, R. I. 

 *cerutias Loew, Centur. X, 65. — Texas. 

 *iniiotatus Loew, Monogr. II, 212. — Sitka. 



* parvus Loew, Centur. II, 67; Monogr. II, 216. — Pennsylvania. 

 *l)irata Loew, Neue Beitr. VIH, 71, 1; Monogr. H, 214. — Penn- 

 sylvania. 



*viridiilos Walker, Dipt. Saund., 212. — North America. (I refer to 

 this species soi ■ specimens from Massachusetts.) 



Observation. The following srecies, a>scribed as Medt tenia , belong, in 

 part at least, to Hi/dinpliorus ; those of Mr. Walker's are discussed hy Mr. Loew 

 in Monogr. II, 215. Mr. Say"s two species I do not find mentioned in Mr. Loew's 

 Monogr. The description of all these species are reproduced in the Appendix to 

 Monogr., Vol. II. 



alhoflorons Walker, List, etc. Ill, 656. — Nova Scotia. 



chrysologus Walker, List, etc. Ill, 655. — Huds. B. Terr. 



exustu,s SValker, Dipt Saund., 211. — North America. 



glabor W^alker, List, etc. Ill, 655. — Huds. B. Terr. 



lateralis Say, J. Acad. Phil. VI, 169, 1; Compl. Wr. H, 362. — 



Indiana. 

 pniietipeimis Say, J. Acad. Phil. VI, 170, 2; Compl. Wr. II, 362. -- 



Mexico. 



