384 siRicmas. 



6. TREMEX. 



Tremex, Jur. Hym. p. 80 (1807). 



Xyloterus, Hart. Blattw. p. 385 (1837). 



Xylsecematium, Heyden, Berl. ent. Zeitschr. xii. p. 227 (1868). 



1. Tremex fuscicornis. 



Sirex fuscicornis, Fabr. Mant. Ins. i. p. 257, u. 6 (1787) ; Khtg, Mon. 



Sir. Germ. p. 41, pi. v. fig. 5 (1803) ; Hart. Blattw. p. 387 (1837); 



Stein, Ent. Nachr. vii. p. 74 (1881). 

 Sirex camelogigas, Christ, Ins. p. 411, pi. lxvi. fig. 1 (1791). 



Hah. Europe. 



a 



2. Lyons. F. Walker. 



h] 2 • Germany. J. F. Ruthe. 



c. 5 . Europe. 



2. Tremex magus. 



Sirex magus, Fabr. Mant. Ins. i. p. 257, n. 3 (1787) : Kluy, Mon. 



Sir. Germ. p. 42, pi. v. figs. 2-4 (1803) ; Hart. Blattw. p. 386 



(1837). 

 <5 . Sirex nigrita, Fabr. Mant. Ins. i. p. 258, n. 2 (1787). 



Bab. Europe. 



:>. Tremex columba. 



Sirex colmnba, Johamsen, Amoen. Acad, vi. p. 412, n. 88 (1761); 



Linn. Syst, Nat. i. pt. 2, p. 929, a. 2 ( 1 767 ). 

 Tremex columba, Say, Amer. Ent. ii. p. 74. pi. xxxni. fig. 3 (1825) ; 



Harr. Ins. Mass. p. 389 (1841) ; Nort. Trans. Amer. Ent. Soc. ii. 



p. 364 (1869). 

 Sirex pensylvanicus, I)e Geer, Hist. Ins. iii. p. 513, pi. xxx. fig. 13 



(1773). 

 Tremex obsoletus, Say, West. Quart. Rep. ii. p. 73 (1823) ; id. Amer. 



Ent. ii. p. 74, pi. x'xxii. fig. 2 (1825). 

 Sirex cinctus, Dru. III. Ex. Ent. ii. pi. xxxviii. fig. 2 (1773). 

 Sirex americana, Christ, Ins. p. 412 (1791). 



Hab. North America. 



a. <3 . Michigan. Dr. D. Clark. 



b. 2 . West Canada. Capt. Ibbetson. 



c. d. $ • North America. Sir R. Murchison. 

 e,f. J . Nova Scotia. Lieut. Redman. 



,/.'<?. Georgia*. Probably from Abbot's collection. 



h-l. <$ 9. . North America. 



4. Tremex sericeus. 

 Tremex sericeus, Say, West. Quart. Hep. ii. p. 13 (1823) ; id. Amer. 



* Abbot met with this species in oak-woods in September. 



