34 PROCEEDINGS OF THE Zs'ATIONAL MUSEUM vol.85 



Scales 35 in lateral line to caudal base and 3 more on latter; 3 

 above, 9 below, 15 predorsal forward to occiput close behind hind 

 eye edge. Scales very thin, caducous, most all fallen except few in 

 lateral line. 



D, I, 8, I, fin origin midway between hind eye edge or pupil and 

 caudal base, first branched ray 2% ? to 21/^ in total head length ; A. 

 II, 26, 1 or II, 27, i, fin origin midway between front end of mandible 

 and caudal base, about % to 1 diameter of orbit in advance of dorsal 

 origin, first branched ray 2i^ to 3% ? in total head length; 

 caudal (damaged) emarginate; least depth of caudal peduncle 4 to 

 4% ; pectoral ll^ to 1% ; ventral 5 to 6. 



Brown generally, little paler below or on under surfaces. Opercles 

 and lower surface of head neutral black. Iris silvery white. Inside 

 mouth and gill opening blackish brown. Fins all light brownish. 



Type.—V.S.l^M. no. 93323. D. 5507. Camp Overton Light, Iligan 

 Bay (Mindanao), S. 1° E., 8.6 miles (lat. 8°21'12" N., long. 

 124°12'06" E.), northern Mindanao and vicinity. In 425 fathoms. 

 August 4, 1909. Length 238 mm, caudal tips broken. Also 2 para- 

 types. 



Remarks. — Characterized by its very large head and orbital socket. 

 Related to B. gracilis., described below, in its advanced anal fin origin, 

 a feature in which it differs at once from B. malayana Weber and B. 

 hoskynii Alcock. 



ifjikyas, great +Ke<^dX77, head.) 



BATHYCLUPEA GRACILIS, new species 



FiGUEE 8 



Depth 33/4 to 4; head 3 to 31/3, width 2i/8 to 3. Snout 3 to 4 in head 

 from snout tip ; eye 2% to 3, greater than snout in young to subequal 

 Vv'ith age, greater than interorbital ; maxillary reaches to or % in 

 eye, length 2% to 2i/^ in head from snout tip; interorbital 4i/^ to 

 5I/4, low, level. Gill rakers 2 + 13, lanceolate, 2 in eye; gill fila- 

 ments % of gill rakers; 4 more asperous rudimentary gill rakers 

 above and 3 below. 



Scales 35 or 36 in lateral line to caudal base and 3 more on latter ; 

 3 above, 8 or 9 below, 14 or 15 predorsal forward opposite hind eye 

 edge. Scales caducous, very thin, most all fallen. Scales with 78 

 to 80 complete circuli. 



D. I, 8, 1 or I, 9, 1, fin origin 1 to 1% times eye behind anal origin, 

 first ray 1% to 2 in total head length; A. II, 23, i to II, 26, i, first 

 branched ray 2% to 3; caudal li/^ to 1%, forked; least depth of 

 caudal peduncle 31/5 to S% ; pectoral li/g to IYq , rays i, 26 ; ventral 

 rays I, 5, fin 3 to 5% in total head. 



