NEW SPECIES OF I'MIUPl'INE FISHES. o29 



Type is No. 4899 from Sitanki Island, Jolo Archipelago, P. I., 18 

 July, 1908. Length, 90 millimeters. Numerous eotypes. 



Pseudochromis rex Seale, sp. uov. 



Head 3.50; depth '3.90; dorsal III, 25; anal III, 14; pores in lateral 

 line 44, 16 scales in vertical series; eye 4.50 in head; snout 3.20; 

 interorbital 4.30; maxillary 2.50, its distal end under anterior margin 

 of eye; mandible 1.90; width of preorbital 1.75 in orbit. 



Body oblong, compressed. Upper anterior profile from origin of dorsal 

 to tip of snout, a moderate and even curve. Depth of caudal peduncle 

 1.55 in head, its length about one-half its depth. Mouth of moderate 

 size. Lower jaw slightly projecting. Teeth in anterior of jaws in several 

 rows with several large curved canines, those in side of jaws in single 

 row, conical, shai'p-pointed. Teeth on vomer and palatines. Cheeks 

 with five rows of scales. Preorbital with two or three membranous 

 points; opercles with a single flat spine. Gill openings rather narrow, 

 scarcely extending forward to angle of preopercle. Gill rakers short and 

 thick, with asperites on inner surface, 12 on lower limb. Pseudobranchia 

 present. Entire body and head, except snout and chin, covered with fine 

 smooth scales; scales on opercles largest; fins, except caudal, unsealed. 

 Origin of dorsal midway between tip of snout and 10th ray of soft 

 dorsal, the dorsal spines very thick and stiff, the third the longest, equal 

 to length of snout, the first dorsal ray considerably longer, 1.75 in head. 

 Base of anal almost equal to length of head, its origin midway between 

 end of caudal vertebra and posterior margin of opercle, its longest ray 

 2 in head. Ventrals 1.40 in head, their spine 2, their origin is midway 

 between anal and gape of mouth. Pectorals 1.30 in head. Caudal 

 rounded in young, but with upper and lower rays slightly produced in old 

 specimens, length of caudal 1.13 in head. 



Color in life. Upper anterior portion of head and body dark bluish 

 with a jet black line equal to width of pupil from tip of snout through 

 eye to below the anterior third of soft dorsal, some dusky dots below the 

 posterior half of this line, general color of body yellow, belly and chin 

 pale blue, dorsal dusky on base with bluish wash, the outer two-thirds 

 of fin yellowish white posteriorly, caudal and anal imifonn yellow, 

 ventrals bluish white, pectorals yellowish. 



Color in alcohol. Upper anterior portion of body and head brownish 

 with some fine black specks. A black line from snout through eye, 

 extending back and becoming more diffused, fading out under posterior 

 third of soft dorsal. Other portions of body yellowish white without 

 markings, dorsal dusky at base, lighter on its distal half, other fins 

 uniform yellowish white. 



Numerous specimens. Type is No. 4631 from Sitanki Island, Jolo 

 Archipelago, P. I., 4 July, 1908. Length, 120 millimeters. 



