260 
Astronost? es caulophorus REGAN and TRETA'/AS 
Astronesthes caulophoru s REGAN and TEEWAVAS 
No.5, Kay SO, 1929, p.15, fig.3. N. 13 
North Atlantic. 
, Danish Dana Exped. 
° 35 f W. 30 ° 11 » 
Oceanogr. Rep., 
, 300 meters. 
Deptn / 1/3; depth 4. Eye 4 1/2 in head; barbel long as head, stout, 
vmlte, r,ip not swollen but somewhat flattened, translucent, with opaque central 
core; each palatine with 9 to 11 teeth. 
Postocular luminous organ well separated from eye. lateral photophores 18 
between gill opening and ventral, 20 between ventral and anal. Ventral series 
11 between isthmus and pectoral, 18 between pectoral and ventral; 18 between 
ventral and anal, 12 between anal, 12 between anal and caudal. 
D. 14, inserted behind ventrals, end well before anal; A. 18; pectoral 
8; ventral 7, inserted little nearer caudal base than snout end. Dorsal and 
ventral adipose fins present. 
L ength 34 mm. without caudal. (Regan and Trewavas.) 
North Atlantic. 
Astron es thes slmilus Parr 
Astronesthes slmilus PARR, Bull. Bingham Oceanogr. 
Dec. 30, 1927, p.32, figs.22 and 23. N. 24 ° 
feet. - BliP.AIT and TBE7AVAS, Danish Dana Exped. 
o 0 
30, 1929, p.15, fig.4 (N. 13 to 35 W. 47 ° 
Collection, vol.3, art.2, 
29 ' W. 77 ° 29 8000 
Oceanogr. Pep., Ho.5, Nay 
o 
to 84 , 25 to 3500 meters 
* i 1 
Depth 5 3/4 to 6 l/2; head 4 l/5 to 4 l/2. Eye 4 l/2 to 5 in head; weak 
palatine teeth 5 on each side; barbel 1 to 1 l/3 length of head, black, ending 
in white bulb bearing 2 slender filaments with slightly swollen tips* 
