DR. F. LEUTHNER ON THE ODONTOLABINI. 471 
anus. Head flattened, longer; canthus not so broad in front of the eyes; mandibles 
shorter than the head, and not very much curved, rounded, with five apical and two 
basal teeth; prothorax as in 0. brookeanus, but with the sides more rounded. Head 
and mandibles uniform black, with fine granular punctuation; mentum and gula with 
brown hair; prothorax coloured as in 0. brookeanus above ; under-surface dark blackish 
brown, with a reddish-brown spot on each side; elytra straw-coloured, with a black 
basal band parallel with the base, and broader than in O. brookeanus, recurved rim 
black both above and below. Legs black, under-surface of the- femora with a reddish- 
brown spot as in O. lacordairii. Mesosternum and abdomen with reddish-brown spots. 
Front tibie as in O. brookeanus, long, and slightly incurved, with a double terminal 
fork (a fork both on the inside and on the outside), above which are two slender spines. 
A single male (the type) in Major Parry’s collection. Female unknown. 
Habitat. Borneo. Discovered by Lowe. 
Measurements. 
Total length. Head. Mandibles. Prothorax. Elytra. 
millim. millim. millim. millim. millim. 
Gi relecerayes cpeaeciotes 60 12:5 by 19 14 10 by 24 27 by 22 
26. ODONTOLABIS LATIPENNIS, Hope. (Plate XCVI. figs. 1, 3,6; figs. 2, 4, 2.) 
2. Lucanus latipennis, Hope, Cat. Luc. Col. p. 17 (type in Oxford) (1845). 
3g. Lucanus dejeani, Reiche, Rev. & Mag. Zool. (2) iv. p. 23, pl. i. fig. 4: (good figure) (1852). 
Odontolabis dejeanii, Parry, Trans. Ent. Soc. Lond. (3) i. p. 76. 
? Odontolabis dejeanii, var. nigra, Voll. Tijdschr. Ent. iv. p. 108. 
Male. Black, elytra dark nut-brown. Head flattened, similar to O. gazella and 
O. castelnaudi, broad; canthus broad, spine behind the eyes acute and straight, or 
sloping slightly forwards, head sloping obliquely behind; front edge slightly emar- 
ginate, never crested; clypeus triangular, descending vertically below the closed mandi- 
bles; mandibles broad, upper surface flattened, horizontal, as long as the head, strongly 
curved, with from seven to nine unequal teeth on the inner side ; under-surface convex. 
Head and mandibles with coarse granular punctuation. Prothorax broader than the 
head, resembling 0. castelnaudi, the front edge strongly emarginate on each side; 
sides nearly straight, with all the angles almost rounded off; hinder edge strongly 
waved, but not emarginate at the sides. Upper side shining, towards the margins 
dull, with fine granular punctuation, margins beneath smooth. Elytra broadly oval, 
shining, dark nut-brown, very finely punctured. Legs black, front tibize long, some- 
what curved, dull, with five acute teeth above the terminal fork, middle and hind tibie 
thickly clothed with reddish-brown hair on the inner side. 
