DR. F. LEUTHNER ON THE ODONTOLABINI. 435 
Section I. 
1, ODoONTOLABIS PLATYNoTUS, Hope. (Plate LX XXVIII. figs. 9-11, 3; 12,9.) 
? Lucanus platynotus, Hope, Cat. Luc. Col. p. 18. 
Anoplocnemus platynotus, Thoms. Ann. Soc. Ent. Fr. (4) ii. p. 894 (1862). 
Odontolabis platynotus, Parry, Trans. Ent. Soc. Lond. (3) ii. p. 77. 
& Odontolabis emarginatus (Reiche), Saund. Trans. Ent. Soc. Lond. (2) ii. p. 49, pl. in. fig. 4 
(telodont form ; figure bad). 
Odontolabis evansii, Westw. Trans. Ent. Soc. Lond, (2) ii. p. 201, pl. x. fig. 5. 
Male. Uniform dull black; under-surface rather shining; head broad, convex, front 
edge emarginate, sides oblique; canthus oblique, slender; a conspicuous promi- 
nence behind the eyes; prothorax broader than the head and elytra, front edge 
strongly emarginate on each side, the sides slightly curved and then strongly indented, 
the hinder margin waved; lower external margin transversely wrinkled in the larger 
specimens only (compare fig. 104); prosternal process pointed; elytra flattened or 
slightly convex, broad at the base, and much narrowed towards the tip; front tibie 
moderately long, widened in front, with five spines above the terminal fork. 
Mandibles. 
1. Forma telodonta—Mandibles nearly as long as the head and prothorax together, 
slender, strongly curved inwards, with four teeth at the tip and two at the base (fig. 9, 
O. evansi, Westw.). 
2. Forma amphiodonta.—Mandibles shorter and straighter, with five teeth at the tip 
and two at the base (fig. 10). 
3. Forma priodonta.— Mandibles straight, as long as the head, slightly curved inwards 
at the tip, with seven unequal teeth on the inner side (fig. 11). 
Female. Uniform dull black ; under-surface shining ; head slightly convex ; canthus 
broad ; prothorax rather broader than the elytra, its front edge deeply emarginate on 
each side ; front angles acute; the sides but slightly waved as far as the middle spine, 
and then somewhat emarginate; the hind margin waved ; elytra strongly convex and 
pointed at the extremity as in the male; front tibize slender, with five spines above the 
terminal fork. 
Number of specimens examined: fourteen males, nine females. Hope Collection, 
2 type, Oxford; British Museum, &c. 
Habitat. China. 
Measurements. 
Total length. Head. Mandibles. Prothorax. Elytra. 
millim. millim. nuillim, millim. millim. 
Telodont ...........- 41 8 by 13 12 7-5 by 16 17°5 by 15 
Amphiodont.......... 38 eo N83 9 75 ,, 15 175 ,, 13 
IBewHOME GoaoosAcoose 32 5, 95 6 65 ,, 12:5 Woy ae 
Cui siiicrisgousumeoncde 25 4,, 75 4 6 ,, 116 a5, U5 
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