84 CHAPTER I 



CULEX PIPIENS L. 

 Brit. Isl., Eur. (generally), N. Afr., W Brit. Col.-Nov. Scot.; U.S.A. (generally). 

 & N Asia E to Amur & China. 



S. Amer., E & S Afr. 



CULEX TERRITANS Wlk. (apicalis auctt., nee Adams) 



Brit. Isl., N, C & SE Eur., N. Afr., Alas.-New Engl., S to Flor. & Texas. 



Cauc, W. Turcest. 



CULISETA (tHEOBALDIA) ALASKAENSIS Ludl. 



Brit. Isl.,^N & C Eur., Cauc, Sib. E Alas.-Queb. & Labr., S to Color, 



to Kamch. 



CULISETA (theobaldia) morsitans Theob. 



Brit. Isl., N, C & SE Eur., Cauc., Brit. Col.-Labr., Nov. Scot. & NE 



W Sib. U.S.A., S to Color. 



Tabanidae — Horse flies & clegs 



CHRYSOPS NIGRIPES Zett. 



N Fennoscand., Eur. Russ. S to Lenin- Alas.-Maine. 

 grad, Sib. E to Kamch. & Sakhal. 



TABANUS (hybomitra, tylostypia) aequetinctus Becker (flavipes Wied.) 



NE Russ., Sib. E to Kamch. & Wise, Labr. 



Anadyr. 



TABANUS (hybomitra, tylostypia) lapponicus Wahlb. {astutus O. S.i, hyphus 



Whitn.) 

 N & C Eur., Sib. E to Kamch. Brit. Col.-Labr., NE U.S.A. 



TABANUS (hybomitra, tylostypia) sexfasciatus Hine {anderi Kauri^, borealis auctt., 



in part.) 

 N Fennoscand. (distr. imperfectly Alas., Labr. 



known). 



Hymenoptera — Wasps, &c. 



Only a few groups of the Aculeata were considered sufficiently known for the 

 present purpose. In all of them, the catalogue of Muesebeck, Krombein & Townes 

 (195 1) provided an excellent source of knowledge. 



^ This synonymy was established by Mr. H. Kauri. 



