1920.] NATURAL SCIENCES OF PHILADELPHIA. 131 



3.33; eye 3; pectoral 1.25; ventral 1.50; 36 scales in the lateral 

 line, 7 scales in an oblique series between origin of dorsal and lateral 

 line, 6 scales between the latter and the middle of belly, 4 scales be- 

 tween lateral line and the root of ventral; pharyngeal teeth 4, 4, 

 2-2, 4, 4; gill-rakers 3 + 9. Body elongate, compressed, rather 

 high, dorsal and ventral profiles equally curved; abdomen com- 

 pressed, proventral part rounded, postventral part with a well- 

 developed, soft, median keel; head pointed; interorbital space 

 broad, nearly straight; snout short, truncated in front; mouth 

 terminal, oblique, maxillary not reaching the orbit; lower jaw 

 slightly projecting beyond the upper, with no knob-like protuberance 

 on the symphysis; lips thin; barbels none; eye large, anterior; 

 nostrils close together, in front of eye above, the anterior in a short % 



tube; pharyngeal teeth slender; gill-rakers short. Dorsal fin in- 

 serted above the space between ventral and anal, nearer base of 

 caudal than tip of snout, with no spine, rather high, anterior ray the 

 longest; pectoral elongate, reaching beyond the root of ventral; 

 ventrals slender, not reaching the vent; anal fin elongate, entirely 

 behind the dorsal, with a scaly sheath along the base, anterior ray, 

 the longest; caudal peduncle short, its depth 2.29 in head; caudal 

 fin deeply forked, tip of each lobe sharply pointed. Scales moderate, 

 thin, deciduous; lateral line broadly decurved, running along the 

 lower half of the tail. Color in alcohol grayish above, yellowish 

 below, with a thin, dark stripe along the middle of the sides; all 

 the fins whitish. Total length 63 mm. 



Type, No. 49, 951, A. N. S. P. Ako, collected by Eiji Matsuda. 



Named for Dr. Tomoe Takaki, former Director of the Institute 

 of Science, Government of Formosa. 



Besides the type, 2 paratypes from Ako and one from Rinraku, Ako 

 which show: Head 3.73 to 4; depth 3 to 3.50; D. iii, 7; A. iii, 15 

 or 16; P. 14 or 15; V. 8; head width 1.71 to 2; interorbital space 

 2.40 to 3; snout 3.50; eye 3 to 4; scales 7—35 or 36—6; length 

 54 to 125 mm. 

 36. Rasborinus formosae new species. Plate III, flgiue 1. 



Body 4 in length; depth 4; D. 2.8; A. 2.14; P.. 13; V. 8; width 

 of head 2.25 in its length; interorbital space 3 in head; snout 3.33; 

 eye 3; pectoral 1.38; ventral 1.50; 47 scales in the lateral line, 10 

 scales in an oblique series between origin of dorsal and lateral line, ' 

 5 scales between the latter and the middle of belly, 3 scales between 

 lateral line and the root of ventral; pharygneal teeth 5, 4, 2-2, 4, 4; 

 gill-rakers 3 + 12. Body elongate, compressed, deepest in front of 



