CATALOGUE OF NORTH AMERICAN DIPTERA. 289 



appendiculatus Loew, Cent., viii, 59. — Newport, R. I. 



fratellus Aldrich, Dipt. St. Vincent, 332, pi. xii, f. 114.— St. Vincent, W. I. Also 



occurs in Grenada. 

 interruptus Loew, Wien. Ent. INIonatsch., v, n ; Neue Beitr., viii, 59; Mon. N. A. 

 Dipt., II, 168 (all Diaphorus).- — Cuba. 

 Aldrich, Kans. Univ. Sci. Bull, i, 87, gen. ref. 

 syntormoides Wheeler, Proc. Cal. Acad. Sci., 11, 32, pi. 11, f. 50-52. — New Bed- 

 ford and Boston, Mass. ; Avalon, N. J. 

 Aldrich, Kans. Univ. Sci. Bull., i, 88, oc. in Grenada, W. I., and Kans. 



CHRYSOTUS. 



Meigen, Syst. Beschr., iv, 40, 1824. 



Schiner, Fauna Austr., i, 185, 1862. 



Loew, Mon. N. A. Dipt., 11, 171, 1864. 



Kowarz, Verb. Zool.-Bot. Ges., xxiv, 453-478, 1874, i pi., revision of the 



European species. 

 Aldrich, Kans. Univ. Sci. Bull., i, 85, 88, table of species, 1902. 

 abdominalis Say, see Thrypticus. 



acutus Aldrich, Dipt. St. Vincent, 329. — St. Vincent, W. L 

 affinis Loew, Neue Beitr., viii, 64; Mon. N. A. Dipt., 11, 178.— Middle States, 

 albipalpus Aldrich, Dipt. St. Vincent, 327. — St. Vincent, W. L Also occurs in 



Grenada. 

 apicalis Aldrich, see barbatus. 



auratus Loew, Neue Beitr., viii, 65 ; Mon. N. A. Dipt., 11, 183. — N. Y. 



barbatus Loew, Neue Beitr., viii, 48; Mon. N. A. Dipt., 11, 138 (both male only, 



as Synarthrns barbatus) ; Neue Beitr., viii, 63; Mon. N. A. Dipt., 11, 175 



(both female only, as Chrysotus validiis). — Middle States. 



Wheeler, Ent. News, vii, 154 (Xiphandrium americanmn) . — Wis., 111., Ind. 



Aldrich, Dipt. St. Vincent, 330 (apicalis) ; Ent. News., xi, 533, syn. ; Kans. 



Univ. Sci. Bull., i, 90. — St. Vincent and Grenada, W. L 

 Porto Rico — Coq. 

 choricus Wheeler, Psyche, June, 1890, 357. — Milwaukee Co., Wis. 

 concinnarius Say, Jour. Acad. Sci., Phil., vi, 168; Compl. Works, 11, 361.- — Mex. 



(Unrecognizable.) 

 cornutus Loew, Mon. N. A. Dipt., 11, 174. — D. C. 



costalis Loew, Neue Beitr., viii, 64; Mon. N. A. Dipt., 11, 179. — Fla., Md. 

 discolor Loew, Neue Beitr., viii, 65; Mon. N. A. Dipt., 11, 182. — Middle States. 



Aldrich, Biologia, Dipt., i, 347. — Guerrero and Tabasco, Mex. 

 excisus Aldrich, Dipt. St. Vincent, 325; Biologia, Dipt., i, 348. — St. Vincent,. 



W. L ; Teapa, Mex. Also occurs in Grenada, W. L 

 flavus Aldrich, Dipt. St. Vincent, 326. — St. Vincent, W. L 

 hirsutus Aldrich, Dipt. St. Vincent, 328. — St. Vincent, W. L Also in Grenada, 

 incertus Walker, List, in, 651. — U. S. (Unrecognizable.) 

 inermis Aldrich, Dipt. St. Vincent, 330. — St. Vincent, W. L 



longimanus Loew, Neue Beitr., viii, 62 ; Mon. N. A. Dipt., 11, 175. — Middle States, 

 longipalpus Aldrich, Dipt. St. Vincent, 329. — St. Vincent, W. L Also in Grenada, 

 niger Aldrich, Dipt. St. Vincent, 327. — St. Vincent, W. L Also in Grenada, 

 nubilus Say, Jour. Acad. Sci. Phil, vi, 168; Compl. Works, 11, 361. — Ind. (Un- 

 recognizable.) 

 obliquus Loew, Neue Beitr., viii, 633 ; Mon. N. A. Dipt., 11, 176. — N. Y. 

 PSchiner, Novara, 221, oc. in S. A. (doubtful — J. M. A.). 

 N. J.— Smith Cat. 

 pallipes Loew, Neue Beitr., viii, 66; Mon. N. A. Dipt., 11, 183. — Middle States. 



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