88 
maxillary reaches hind pupil edge to hind eye edge, nudus. 
2 ~ * 
c. Eye 3 3/4 in head from snout tip? D. 18 or 19; A. 17; maxillary 
reaches hind pupil edge wata sei. 
c 3 Eye 3 l/2 to 4 in head from snout tip; D* 18 to 20; A. 15 to 18; max 
illary reaches hind eye edge or beyond squamilaterum. 
2 
b. Mandible included in upper jaw; eye 3 2/3 in head; D. IS to 21; A. 
18 or 19 lividus » 
2 
a, ROULEINA. Anal origin opposite dorsal origin; maxillary reaches l/2 in 
eye guntheri . 
* 
BATHYPROPTERON new sub genus 
Type Alepos omus nudus Brauer# 
Diagnosis , Anal origin little behind dorsal origin. Maxillary reaches 
beyond dorsal origin. Maxillary reaches beyond eye center to hind eye edge 
or slightly beyond, 
A ^ v / 
(/3a. crus , deep; //befor e}77 I € F in; with reference to the 
advanced dorsal.) 
Rouleina nudus (Brauer) 
* 
Aleposomus nudus BRAUER, Deutsche Tiefsee Exped« Valdivia, vol#15, Tiefsee- 
—— mmmrnm*m*mm i ■ ■ ■ m - i n — 
Fische, 1906, p.22, pi.2, fig.2. Off Sumatra (S. Lat. 0 0 39 * 2 " E. 
Long. 98 0 52 ’ 3 "), in 750 meters. - "WEBER and BEAUFORT, Fishes Indo- 
Austral. Archipelago, vol.2, 1913, p.105, fig.36 (copied). Rouleina nudus 
NORMAN, Discovery Rep., vol.2, 1930, p.271 (reference). 
