378 MR. H. w. BATES ON [JuiielQ, 



Trichius succinctus, Pallas, Ic. Ins. p. 18, t. A. f. 19; Bur- 

 meisler, Handb. d. Ent. iii. p. 758. 



A species of -wide distribution in Eastern Siberia and extending 

 to Japan. 



Fam. Prionid^e. 



Prionus insularis, Motschulskv, Etud. Eutora. 18o7, p. 36, 

 1861, p. 21. 



A common species in North China and Japan. 



iEcosoMA siNicuM, White, Cat. Long. Col. Brit. Mus. p. 30. 

 Also found in Japan and North China. 



Fam. CERAMBYCIDiE. 



Spondylis BUPRESTOiDES, Liun. Syst. Nat. xii. 2, p. 621. 

 A widely distributed and well-known Paleearctic insect, from 

 "Western Europe to North China and Japan. 



AsEMUM PUNCTULATUM, Blesslg, Hor. Soc. Ent. Ross. ix. p. 182. 



Two examples from Gensan, closely agreeing with a specimen with 

 which I have compared them from the Amur, whence Blessig ob- 

 tained the species. It appears to be pecuHar to this part of Asia, 

 but, like the other species of the genus, it is scarcely more than a 

 local variety of the European A. striatu7ti. 



Criocephalus rusticus, Linn. Syst. Nat. xii. 2, p. 634. 

 Has a range precisely similar to that of Spondylis buprestoides. 



DisTENiA jAPONiCA, Batcs, Auu. Mag. Nat. Hist. (4) xii. p. 155. 

 Apheles gracilis, Blessig, I. c. 

 Extends to the Amur and Japan. 



Leptura (Pidonia) gibbicollis, Blessig, Hor. Soc. Eat. Ross, 

 ix. p. 258. 



Found also on the Amur and the coast of Manchuria. 



Leptura succedanea, Lewis, Ann. Mag. Nat. Hist. (5) iv. 

 p. 464. 



Found also in Japan. 



Leptura cincta, Fab. Syst. El. ii. p. 356. 



Ranges from Western Europe through Siberia to Korea, but 

 apparently not extending to Japan. 



Leptura atra, Fab. Syst. Ent. p. 197. 

 Range similar to that of L. cincta. 



Leptura (Stenura) arcuata. Panzer, Faun. Germ. 8. 12. 

 Range same as the two preceding. 



