XYLOPHAGA — UROCERID.T:. IT^^) 



areolatus Cress., Tr. Am. Ent. Soc. i, 37") ; Norton, ibid. ii. SoS. 9 • ('"I- N.Mt'x. 



Behrensii Cress., ibid, viii, 35, 9 . Cala. 



bisonatus^- Steph. (Sirex), 111. Brit. Ent. Maud. vii. 114, pi. 36, fig. 2 { = flavicornis). 



cseruleus Cress., Trans. Am. Ent. Soc. viii, 34, J . Vane. 



califoniicus Korton, ibid, ii, 3G0, 9 (= var. albicornis). 



caudatus Cress. ; Norton, ibid. 363, %, 9 • Can. Col. Cala. 



ciiicfi(-i Drury iSirex), Exot. Ins. ii, 72, pi. I?S, fig. 2 (^ Tremex columba). 



coJnmba Linn. (Sirex), Syst. Nat. i, 929; Fabr., Syst. Ent. 325 (= Tremex). 



Cressoni Norton, Trans. Am. Ent. Soc. ii, 361, 9 • U.S. 



cyaneus Fabr. (Sirex) ; Norton, ibid. 357, % 9 • Can. U.S. 



dimidiatiis Westw. {Sirex), Tlies. Eut. Oxon. 115, pi. 21, fig. 5 (= dressoiii). 



duplex Shuck. (Sirex\ Loud. Mag. Nat. Hist. n. ser. i, 631 (= cyaneus). 



Edwardsii BruUe (Sirex) ; Norton, Trans. Am. Ent. Soc. ii, 356, 9 • U.S. 



flavicornis Fabr. {Sirez) ; Norton, ibid. 362, 9 . Brit.Am. U.S. 



flavipennis Kirby (Sirex), List. Hym. Brit. Mus. i, 380, pi. 15, fig. 10, 9 • Vane. 



ftdvocinctus Westw. {Sirex), Thes. Ent. Oxon. 114, pi. 21, fig. 1 (^ zonatns). 



fulvus Cress., Trans. Am. Ent. Soc. viii, 35, % . Col. Utah. Wash.Terr. 



gracilis Westw. (Sirex), Thes. Ent. Oxon. 114, pi. 21, fig. 4 ; Tr. viii, 51. N.Am. 



hirsutus Kirby {Sirex), List Hym. Brit. Mus. i, 380, pi. 15, fig. 6, % . Ga. ? 



jiirciicKs King (Sirex); Kirby, Faun. Bor.-Am. iv, 257 (^ ci/mieus). 



latifasciatus Westw. (Sire.v). Thes. Ent. Oxon. 114. pi. 21, fig. 2 ; Tr. viii, 50. N.Am. 



melancholiciis Westw. {Sirex). ibid. 116, i)I. 21, fig. 8 (^ caudatus). 



morio Westw. {Sirex), ibid. 115, pi. 21, fig. 6, 9- N.Am. 



Morrisoni Cress., Trans. Am. Ent. Soc. viii, 35, % 9- ^°'- Utah. Wash.Terr. 



nigricornis Fabr. {Sirex) ; Norton, ibid, ii, 359, % 9 • N'.Y. Cala. 



nitidiis Harris, Treat. Ins. 2d ed. 427 (^ cyaneus). 



petisi/lvanicus DeGeer {Sirex), Mem. Ins. iii, 593, pi. 30, fig. 13 (^ Tremex culumba). 



tarsalis Cress., Trans. Am. Eut. Soc. viii, 52, 9 • Wash.Terr. 



tricolor Prov. ; Norton, ibid, ii, 362; viii, 51, %, 9 • Can. (^ var. Cressoni?}. 



varlpes Smith (Sirex), Lord's Nat. Vauc. Is. ii, 342, 1866, 9 . Brit. Col. 



zonatus Norton, Trans. Am. Ent. Soc. ii, 357, %, . N.Y. Md. 



TRIL^IEX Jur. 

 columba Linn. {Sirex): Norton, Trans. Am. Ent. Soc. ii. 3()4, % 9- Ciwii. U.S. 

 maurus Westw., Thes. Ent. Oxon. 116, pi. 21, fig. 3 (= columba). 

 obsoletus Say, Lee. Edit, i, 74, pi. 32 (^ columba). 

 sericeus Say, ibid. 73, pi. 32; Norton, Trans, ii, 3()6 (^ var columba). 

 Servillei Brulle, Hym. 64.5, pi. 45, fig. 2 (= var columba). 



«■ Kirby (List. Hym. Brit. Mus. i, .381) seems to tliink tluit this is a distinct 

 species, being uniformly smaller than flaiucornis. 



