54O CATALOGUE OF NORTH AMERICAN DIPTERA. 



STROBL, Anth. Steiermarks, 238 (id.)- 

 STEIN, Berl. Ent. Zeitsch., XL, 131. 

 subpellucens ZETTERSTEDT, Dipt. Scand., iv, 1561 (Aricia). X. Europe. 



OSTEN SACKEN, Cat., 170, oc. in N. A., on authority of " Loe\v in litt." 



(Homalomyia). 



HAGEN, Canad. Ent., xm, 48, identified by Loew from Sitka (id.). 

 STEIN, Berl. Ent. Zeitsch., XL, 134. 



CHORISTOMMA. 



STEIN, Berl. Ent. Zeitsch., XL, 138, 1895. 

 pokornyi STEIN, Berl. Ent. Zeitsch., XL, 138; XLII. 284, oc. Europe ; La. 



EURYOMMA. 



STEIN, Ent. Nachrichten, xxv, 19, 1899. 

 communis WALKER, Dipt. Saund., 366 (? Anthomyia). U. S. 



STEIN, Ent. Nachrichten, xxv, 1899, 20 (hispaniense, from Spain) ; Die 



Walk. Anth., 193, syn. and gen. ref. 



Note. The Pcgomyia communis WALKER, mentioned by Cockerell, Jour. 

 N. Y. Ent. Soc., vi, 206, from New Mexico, is probably a different species, 

 judging from the generic reference. 



HYETODESIA. 



RONDANI, Dipt. Ital. Prod., vi, no, 1877. 

 DESVOIDY, Myodaires, 486 (Aricia, preoc.), 1830. 

 SCHINER, Fauna Austr., i, 599 (id.), 1862. 



SCHNABL, Horse Soc. Ent. Ross., xx, 271-440; xxii. 378-486; xxni, 313- 

 347; xxiv, 493-501, 1887-1890, discussion of this and related genera 

 (Aricia). 

 VAN DER WULP, Biologia. Dipt., n. 314, def. and table of Mexican spp., 



1896. 

 MEADE, Desc. List, 4, 1897. 



Note. Aricia parviceps, schinophora. and consors are mentioned by 

 Hagen, Canad. Ent., xni, 44, as being thus labeled by Loew in his N. A. 

 material. I take these to be manuscript names. 

 abacta GiGLio-Tos, Boll. R. Univ. Torino, vm, No. 147, 1893; Ditt. del Mess., 



iv, 20. Mexico. 



VAN DER WULP, Biologia, Dipt., n, 316, oc. and note. Guerrero, Mex. 

 White Mts., N. H. Slosson. 

 abdicta GiGLio-Tos, Boll. R. Univ. Torino, vni. No. 147; Ditt. del Mess., iv, 21. 



-Mex. 

 barpana WALKER, List, iv, 933 (Anthomyia}. Nova Scotia. 



STEIN, Die Walk. Anth., iSS, redesc. from type (Aricia}. 

 bispinosa ZETTERSTEDT, see Hydrotcca. 



brevis STEIN, Berl. Ent. Zeitsch., XLII, 180 (Aricia}. 111., Ark. 

 brunneinervis STEIN, Berl. Ent. Zeitsch., XLII, 183 (Aricia). Idaho. 



COQUILLETT, Proc. Wash. Acad. Sci., II, 442, oc. ; Psyche, Jan., 1901. oc. 



Alaska and N. M. 



caerulescens STEIN, Berl. Ent. Zeitsch., XLII, 187 (Aricia). Idaho, 

 cinerella VAN DER WULP, Tijdschr. v. Ent., x, 150 (Aricia). Wis. 

 circulatrix WALKER (Aricia), see Spilogaster. 

 deleta STEIN, Berl. Ent. Zeitsch., XLII, 178 (Aricia). 111., Pa. 

 ? deflorata HOLMGREN, Ins. Nordgrcenl., 102 (Aricia). Greenland. 



