CATALOGUE OF NORTH AMERICAN DIPTERA. 29! 



sequax WALKER, List, in, 666 (Dolichopus}. Martin Falls, Canada. 



LOEW, Mon. N. A. Dipt., n, 317, quotes orig. desc. ; p. 24, comments, 

 thersites WHEELER, Proc. Cal. Acad. Sci., n, 61, pi. iv, f. 118. Natrona Co., 

 Wind R. Mts., T\vo-gwo-te-ee Pass, all in Wyo. 



RHAPHIIN^E. 



ARGYRA. 



MACQUART, Hist. Nat. Dipt., i, 456, 1834. 



SCHINER, Fauna Austr., i, iSS, 1862. 



LOEW, Neue Beitr., v, 38, 1857 ; viu, 45, 1861 ; Mon. N. A. Dipt., n, 123, 1864. 



MIK, Dipterol. Untersuchungen, 1878 (Lasiargyra, in part). 



KOWARZ, Verb. Zool.-Bot. Ges., xxvm, 1878, 437-462, i pi., revision of the 



European species. 

 albicans LOEW, Neue Beitr., vin, 45 ; Mon. N. A. Dipt., 11, 125. D. C. 



MIK, Dipterol. Unters., refers to Lasiargyra. 



N. J. Smith Cat. ; Quebec Wulp. 

 albiventris LOEW, Mon. N. A. Dipt., n, 128. Sitka. 



calceata LOEW, Neue Beitr., vui, 47; Mon. N. A. Dipt., n, 131. Middle Stales, 

 calcitrans LOEW, Neue Beitr., vui, 46; Mon. N. A. Dipt., n, 130. N. Y. 



N. J. Smith Cat. 



cylindrica LOEW, Mon. N. A. Dipt., n, 132. Sitka. 

 minuta LOEW, Neue Beitr., vui, 46; Mon. N. A. Dipt., n, 129. D. C. 



N. J. Smith Cat. 

 nigripes LOEW, Mon. N. A. Dipt., n, 127. Sitka. 



LEUCOSTOLA. 



LOEW, Neue Beitr., v, 39; vm, 53, 1861 ; Mon. N. A. Dipt., n, 157, 1864. 

 KOWARZ, Verb. Zool.-Bot. Ges., 1878, 458. 



cingulata LOEW, Neue Beitr., vui, 53; Mon. N. A. Dipt., n, 152. D. C. 

 N. J. Smith Cat. 



PORPHYROPS. 



MEIGEN, Syst. Beschr., iv, 45, 1824. 

 SCHINER, Fauna Austr., i, 196, 1862. 



LOEW, Neue Beitr., vm, 50, 1861 ; Mon. N. A. Dipt., n, 142, 1864. 

 WHEELER, Proc. Cal. Acad. Sci., n, 33, table of species. 

 consobrinus ZETTERSTEDT, Dipt. Scand., n, 471 and vm, 3061. N. Europe. 



COQUILLETT, Proc. Wash. Acad. Sci., n, 426, oc. in Yakutat and Kukak Bay, 

 Alaska. Note.- The recognition of this European species is somewhat 

 premature, in view of the condition of our present knowledge of the N. A. 

 species. 



effilatus WHEELER, Proc. Cal. Acad. Sci., n, 34, pi. n, f. 54, 55 ; Psyche, June, 1890, 

 361 (the latter as P. longipes^.Euck Creek and Little Wind R., Wyo.; 

 Milwaukee Co., Wis. 



fumipennis LOEW, Neue Beitr., vm, 51 ; Mon. N. A. Dipt., n, 146. Middle States, 

 longipes LOEW, Cent., v, 92; Mon. N. A. Dipt., n, 340. White Mts., N. H. 



Canada O. S. Cat. See effilatus for Wheeler's reference, 

 melampus LOEW, Neue Beitr., vm, 50; Mon. N. A. Dipt., n, 141. Atl. States. 



N. J. Smith Cat. 

 nigricoxa LOEW, Neue Beitr., vm, 51 ; Mon. N. A. Dipt., n, 145. Md. 



N. J. Smith Cat. 

 pilosicornis WALKER, see Pelastoneunts. 



