186 LUCANIDiE. 



4 (5) Elytra black, with red or yellow outer 



margins sinensis Westw., p. 187. 



5 (4) Elytra yellow, with black sutural band 



or patch. 



6 (9) Black sutural band not dilated at the 



base. 



7 (8) Epipleurse of the elytra black versicolor Did., p. l^f'i. 



8 (7) Epipleura; of the elytra yellow e/e^rf/ns Moll., p. 181). 



9 (G) Black sutural band dilated at the base. 



10 (17) Hind angles of the pronotum very 



sharp. 



11 (12) Black sutural triangle reaching apices 



of elytra cuverci Hope, p. 190. 



12 (11) Black sutural triangle confined to 



anterior half of elytra. 



13 (16) Elytra elongate, .shining. 



14 (15) Epipleuraeof the elytra black c/e/esse/'^/Guer., p. 192. 



15 (14) Epipleurse of the elytra yellow burineisteri Hope,p.l93. 



16 (13) Elytra short and broad, not shining. . . ?«oii/iO</ Parry, p. 195. 



17 (10) Hind angles of the pronotum very 



bkmt. 



18 (19) Elytra very short ; sutural stripe very 



narrow behind parri/i Leuthn., p. 196. 



19 (18) Elytra not very short ; sutural stripe 



less narrow marginafitsWixt ., p. 196. 



20 (3) Elytra orange or rust-red (sometimes 



with very inconspicuous black 



edges). Ip. 197. 



21 (22) Elytra rather narrow, entirely shining, castanopteriisiiope, 

 22(21) Elytra broader, dull at the sides .... robustus Boil., p. l'.)^^. 



23 (2) Upper surface entirely dark. 



24 (35) Front tibia with distinct lateral teeth. 



25 (34) Upper surface without hair. 



26 (29) Head with lateral proce.ss behind the 



eye. [p. 200- 



27 (28) Elytra glos.sy siva Hope & Westw., 



28 (27) Elytra dull 2^l<^t!J»otus Hope & 



29 (26) Head without lateral process behind [Westw., p. 201. 



the eye. 



30 (33) Elytra short, not shining. 



31 (32) Elytra very short ; sides of the head 



rounded in front brevis Boil., p. 203. 



32 (31) Elytra rather short ; sides of tiie head 



obtusely angular in front latus Boil., p. 203. 



33 (30) Elytra shining, not very short ^a/adera Hope, p. 204. 



34 (25) Upper siu'face with very fine hairy 



clothing dabnani Hope, p. 206. 



35 (24) Front tibia without distinct lateral 



teeth carinotus L., p. 207. 



36 (1) Surface metallic, coppery wralKs Hoj^e, p. 209. 



Key to the Sj^ecies (females). 



1 (36) Surl'aco not metallic. 



2 (23) Upper siu'face not entirely dark. 



3 (20) Elytra parti -coloured, yellow ((^r red) 



and black. 



4 (5) Elytra black with red or yellow outer 



margins t^inen'^is Westw., p. 187. 



5 (4) Elytra yellow with black sutural band 



or patch. 



