490 DR. F. LEUTHNER ON THE ODONTOLABINI. 
PLATE XCI. 
Figs. 1-4. Odontolabis sinensis, p. 450: 1,2,3¢,42. 1, telodont; 1, under-surface 
of mandibles and mentum; cd, with broad yellow border to the elytra; 
2, mesodont; 3, priodont. 
Fig. 5. O. mouhoti, p. 453: 5 (type). 
Fig. 6. O. gazella, p. 463 (ef. Pl. XCVI. fig. 11): 69, type (figured here for com- 
parison with figs. 4 & 10). 
Figs. 7-10. 0. cuvera, p. 490: 7 ¢, telodont; 8g, mesodont; 9 ¢, priodont (= dico/or, 
Saund. = sawndersi, Hope); 109. 
PLATE XCII. 
Figs. 1-4. Odontolabis delesserti, p.454: 1X,2x*,3xX 3,42. 1, telodont; 1 0, under- 
surface of mandibles and mentum; 2, mesodont; 38, priodont. 
Figs. 5-9. O. burmeisteri, p. 455: 5,6, 7X, 8X d,92 xX. 5, largest known telo- 
dont (3); 56, mandibles of a similar form, but more rounded, and with only 
one basal tooth; 6, mesodont form, with asymmetrical mandibles and narrow 
prothorax; 7, 8, priodont (7, normal; 8, marked as in female, and with thickly 
spined front tibie). 
PLATE XCIII. 
Figs. 1-4. Odontolabis vollenhoveni, p. 459: 136, telodont; 2¢ x, forma pectinata; 
2a, prosternal process (profile); 36 xX, 42 X. 
Figs. 5-8. O. wollastoni, p. 457: 5,6,7,93,892. 
Figs. 10-12. 0. ludekingi, p. 460: 10¢, 116 (comp. Pl. XCIV. fig. 8), 1292. 
PLATE XCIV. 
Figs. 1-7. Odontolabis lacordairii, p. 461: 1X, 2,3x,4xX,5x 6; 6x,7x@. I, 
telodont ; 2, smaller specimen, with differently formed prothorax ; 3, mesodont ; 
4, upper side of head of an irregalarly formed amphiodont form, and under- 
surface of prothorax and abdomen; 5, smallest male resembling female with 
narrow prothorax, and two small red spots on the front angles of prothorax ; 
6, upper surface ( 2); 64, lower surface ( 2); 7, small female with no red spots 
on prothorax, and with elytra coloured as in male. 
. 8. O. ludekingi, p. 460 (comp. Pl. XCIII.): 8g, supposed telodont form. 
ze 
ie) 
PLATE XCV. 
Figs. 1-5. Odontolabis castelnaudi, p. 466: 13, telodont; 2 ¢, mesodont; 3 ¢, meso- 
dont (Bornean race); 4.6, amphiodont; 52 x. 
