, 
60 
Bathytroctes homopterus Vaillant 
B athytrootes homopterus VAILLANT, Exped. Travailleur et Talisman, Poiss., 1888, 
p.153, pi.12, figs. 1 a - b. Banc d’ Arguin, 1113 meters. 
Bathytrocte s (Talismania)homopterus GOODE and BEAN, Oceanic Ichth., 1895, p.43, 
(copied). - NORMAN, discovery Rep., vol.2, 1930, p.269, fig.2 (S.15 0 
55 1 E. 10 35 *, 600 to 700 meters; N. 13 ° 25 » W. 18 0 22 », 900 
meters; type). 
Depth 4 1/4; head 3 l/2. S ncm t 3 2/5 in head from snout tip; eye 
3 l/8, little greater than eye, equals interorbital; maxillary reaches 1/2 
or little beyond in eye, expansion 3 in eye, length 2 in head from snout tip; 
premaxillary somewhat protruding, bearing 2 or 3 forwardly directed teeth an- 
more prominent in young, 
teriorly,j\inner longest, followed by series of smaller conical teeth; maxillary 
toothed; opercle above with series of diverging ridges ending in feeble pointed 
projections; pointed membranous process above clavicle. Rower gill rakers .20. 
Scales 65 to 75 in lateral line; 13 above, 13 below. 
D. 18 to 20, fin height 3 2/5 in total head length; A. 16 to 18, origin 
about opposite first eigth of dorsal base, fin height 5 l/8; cadual 1 l/3, 
deeply forked; least depth of caudal peduncle 3 l/8; pectoral 2; ventral 4 7/8. 
« 
Length 47 to 100 mm. (Norman.) 
Atlantic Ocean. The type was 161 ram. 
Subgenus BATHYTROOTES Gttnther 
. A ! - • ~ ■ 1!! . . ■\ -r ,' r* r **. ‘V e t ' c '» 1 C 
Bathytroctes zugmayen ne w jspecxes • ..... 
A Depth 5; head 2 3/5, width 2 3/5. u nout 4 l/5 in head from snout tip; 
eye 3 l/6, greater than snout or interorbital; maxillary reaches 4/5 in eye. 
