534 SEALE. 



enlarged canines; Uie orbital ridges are not prominently developed nor 

 I'pnghened. No filifoiin rays to pectorals, no barbules. Gill openings 

 confined to sides. The origin of dorsal is midway between tip of snout 

 and seventh dorsal ray, none of the spines elongate, the longest about 

 1.50 in head, longest dorsal ray 1.40 in head. Caudal acuminate,' about 

 one-third longer than head, longest anal raj 1.30 in head, pectorals almo.=t 

 equal to length of head. 



t.lolor in life yellowish white, marbled and mottled with brown and 

 grayish. Three irregular-shaped oblique dusky bands backward and down- 

 ward, one from spinous dorsal, two from soft dorsal; some dusky stripes 

 on sides of head, one fiom snout to eye, another from eye to upper margin 

 of opercle, another from posterior margin of eye obliqiiely backward, two 

 others on lower sides of cheeks. Dorsal yellowish with dusky blotch in 

 lower central portion and some other slight shadings of dusky scattered 

 over the fin. Soft dorsal with about three olslique dusky bars, the middle 

 one most distinct, posterior tip of fin dusky. Caudal yellowish gray with 

 three dark bands triang\ilar in shape, the angle pointing backward. .\nal 

 yellow with three dusky oblique bars, posterior tip of fin dusky. Ventrals 

 pinkish with slight blotches of dusky. Pectorals yellowish, a dusky 

 irregular bar niuning out on upper half of fin. 



Color in alcohol. Similar to above but with the brown markings 

 showing more distinctly, there being a dusky bar on sides of belly and 

 another at origin of anal. A brown bar across nuchal region, a distinct 

 brown bar obliquely downward and backward from eye, another in front 

 of eye, and three on lower part of cheeks, fins colored as in life. 



Type is No. 3575 from Jolo, Jolo Island, P. I. Length, 54 millimeters. 



Rhinogobius perpusillus Seale, sp. nov. 



Head 3.85; depth 4; dorsal VI, 14; anal 14; scales 56, about 20 in 

 vertical series; eye 3.85; snout 4; interorbital about equal to snout; 

 maxillary 3.75 in head, its tip under anterior margin of pupil; mandible 

 2.30. Head naked except aboiit 3 rows of scales on upper third of opercle, 

 nuchal region finely scaled. No filamentous pectoral rays. 



Body somewhat oblong and compressed, the upjjer and lower outlines 

 about equally curved, the depth of caudal peduncle 2 in head. The 

 head is rather bluntly pointed, the median width of snout being about 

 equal to its median depth. The mouth is oblique, the lower jaw slightly 

 longer. The tongue is rounded and adnate to floor of mouth. Teeth in 

 upper jaw in two rows those of the outer row enlarged, curved, those of 

 lower jaw in two rows rather large, curved, the outer ones projecting; an 

 enlarged, recurved canine on side of jaw, no teeth on vomer or palatine. 

 Gill openings small, restricted to sides. Body and nuchal region covered 

 with fine scales which are slightly roughened at their margins. Origin 

 of dorsal is midway between tip of snout and base of fourth dorsal ray, 

 its spines not elongate, the longest 2 in head, longest dorsal ray 1.50. 



