303 
f. Bony area of upper surface of head with 
emarginate anterior edge; occipital pro- 
cess broader than long; ventrals not 
nearly reaching anal; dorsal and anal 
With Canis MAlSeeaeee™ Mate. Mics iene L. vaillanti p. 362. 
6. Depth of body 4'/, in the length; caudal 
penduncle 13/, as long as deep....... L. rugosus p. 363. 
4. Supraclavicular plate produced backwards into a 
pointed process. 
I. Supraclavicular process small, not extending 
so far back as clavicular process....... L. leiacanthus p. 364. 
2. Supraclavicular process strong, extending as 
far back as clavicular process........- L.:moeschi p. 364. 
Fig. 148. Leiocassis leiacanthus M. Web. & de Birt. 
1. Leiocassis fuscus Popta. 
Liocassis fuscus Popta, Notes Leyden Mus. XXIV. 1903, p. 168. — ibid. XXVII. 
1906, p. 52. 
Be dy Ap te Pa Ps. Ts G34 Vie G. 
Height 5, head 4, its depth 17/,, its width 1'/, in its length. 
Head covered by smooth skin. Eye 10, situated in the anterior 
half of the head, 3'/, times in the interorbital space, 3 times 
in the slightly prominent snout. Nasal barbels 5 times longer than 
eye, reaching on last half of head. Maxillary barbels extending 
on and mandibulary barbels to pectorals, mental barbels half 
as long. Height of dorsal less than that of body, its weak spine 
less than '/, of the length of the head, its hindborder without 
INDO-AUSTRALIAN FISHES II. 23 
a 
