snow: list ok Asu.iD.t. 1878-1895. 181 



xanthopus Wiedemann, Auss. Z\v. Ins.. i, 529: v. d. Widp, W, 



105. — Mexico. 

 sp. Osten Sacken. G, 184. -Costa Rica. 



ATONIA. 



W'illiston, Psyche, i88g, 257. 



inikii Williston. N. -93 {A/o//iJsia)\ Psyche, 257, 1889. 



HYPERECHIA: 



Schiner, Verb, zool.-bot. Gasellsch, 16, 67 -s, 1866. 

 atrox Williston, L, 28, pi. II, figs. 7, 7a. 7b. — Penns3dvania. 



POCONOSOMA. 



arachnoides Bigot, A, 227. — jNIexico. 



dorsata Szy: Williston, L. 33: M. 56. — Washington. 



inelanoptera Wiedemann: Williston. M. 56. — Florida. 



DASYLLJS. 



albicollis Bigot, A, 229. — Mexico. 



astur Osten Sacken; Williston, L. 26. 27. — Washington, Oregon, 

 Western Kansas. 



columbica Walker; W'illiston, L, 27. — Washington, Oregon. 



tiavicollis Say; Williston, L, 2^: Slosson, J, v, 6. — Mt. Washing- 

 ton, Connecticut. 



grossa Fabricius: v. d. Wulp. "W, 103. — Canada, Connecticut, 

 Florida. 

 I.apliria tcrgissa Say; Osten Sacken, Cat. Dipt., 75 and note 115 (/^a.s-_\'///.s'); 

 Wiiliston, L, 26, 27 (id.); Johnson, B, 324 (id ). 



poiticata Say; Bigot. A, 218 {Laphria'): Williston, L, 26 27; John- 

 son, E, 324. — Florida. 



sacrator Walker; Williston, L. 26. — Mt. Washington. 



thoracica Fabricius; Bigot, A. 218: Williston, L, 26. — Connec- 

 ticut. Pennsylvania. 



unicolor Williston, L, 26. — Washington. 



LAPHRiA. 



carbonarius nom. nov. Williston, MS. — California. 



Lapliria «/////r(/.v Williston (nee Meigen), L. 29; M, 54. — California, 

 canis Williston, L. 31: M. 54: Slosson. J, vi, 6. — Connecticut, Mt. 



Washington, 

 corallogaster Bigot, A, 227. — North America {La/npn'a/). 

 ferox Williston, L, 29: M, 54. — Washington, 

 franciscana Bigot, A, 22^: Williston, L, 31: M, 54. Washington,. 



California, 

 gilva Linn. {Asil/(s\: Loew, Linn. Ent., ii, 548, 8; Schiner, Faun. 



Austr. , i, 139; V. d. Wulp, W, 104. — Canada, Colorado, 



California. 



