103 
Type Leptoderma macrops VAILLANT, Monotypic. 
Body elongate, slender, gradually tapering behind until filiform. Head 
moderate. .uzsle obtuse. Eye very large. Mouth small. A series of small 
teeth in both jaws, none on palate. Gill opening wide, not very high. Gill 
rakers moderate. Ho scales. Borsal and anal very long, latter longer, both 
nearly reaching caudal. Paired fins moderate. 
■ 
ANALYSIS OF SPECIES 
1 
D» 50 to 52; A, 67 to 76. -macrops. 
fjL -k* 85.. affinis . 
Leptoderma macrops Vaillant 
t rm 1 1 m nma me — -■ — — mi — 
Leptoderma macrops VAILLANT, Compt. Rend. Acad. Sci. Paris, vol.103, 1886, 
p.1239. Talisman dredgings; Exped. Sci. Travailleur et Talisman, Poiss., 
1888, p.166, pi.13, figs.2, a - g (coasts of Morocco, 1163 to 1235 meters; 
coasts of Soudan, 1139 meters; Banc d’ Arguixj, 1495 to 2330 meters). - 
GOODE and BEAN, Oceanic Ichth., 1895, p.49, pi.15, fig.56 (compiled). 
Depth 9 4/5 to 11 3/4 (?); head 3 3/4 (?) to 5, width 2 2/5 to 2 3/4 (?). 
Snout 3 to 3 l/2 (?) in head to eye; orbit 2 3/4 to 3; eye 3 3/5 to 4 l/2 (?), 
1 l/5 to 1 l/4 in snout, 1 to 1 3/5 in interorbital; maxillary reaches front 
orbital edge or 3/4 to 4/5 to eye, expansion 1 4/5 to 2 in eye, length 3 l/8 to 
3 l/2 in head; interorbital 2 l/8 to 3 l/4, broad, low, depressed medially; 
bony interorbital 1 3/4 to 2 l/3 in eye. Gill rakers 0 4 * 12 to 15, lanceolate, 
2 l/2 to 3 in eye; 2 to 3 times gill filaments. 
i-ody with smooth fragile skin, easily torn. Lateral line axial along side of 
body, complete. 
