Fishes of the South Pacific. 13 



dorsal fin is exactly over the origin of the anal and the bases of 

 the two fins are of about equal length; base of anal equal to dis- 

 tance from origin of anal to the middle of the ventrals; the origin 

 of the ventrals much nearer base of caudal than to the posterior 

 margin of the opercles; length of ventrals 3.50 in head; pectorals 

 short, equal to the distance from anterior margin of orbit to pos- 

 terior edge of opercle: caudal forked, the lower lobe much the 

 longest. 



Color in spirits, silvery below, bluish above, a silvery band 

 along the sides; fins all white. 



One specimen, No. 746 (Fig. 2) B. M., from Tubuai, Austral 

 Ids. Length 11.1 in. 



Hemiramphus affinis Giinther. 



Three specimens, Nos. 851, 842 and 840 B. M., from Fate, 

 New Hebrides. 



Two specimens, Nos. 2489^-2490* B. M., from Makatea, Pau- 

 motu Ids. 



Hemiramphus commersonii (Cuvier). 



Two specimens, Nos. 1331 and 1332* B.M., from Shortland, 

 Solomon Ids. 



Hemiramphus eclancheri Cuvier & Valenciennes. 



Three specimens, Nos. 2121-2123 B. M., from Nukuhiva, 

 Marquesas Ids. 



Hemiramphus platurus Bleeker. 



Two specimens, Nos. 1951-1952 B. M., from Rarotonga, 

 Cook Ids. 



Hemiramphus melanurus Cuvier & Valenciennes. 



One specimen, No. 1221 B. M., from Shortland, Solomons. 



Cypselurus tahitensis Seale, new species. 



Depth 5.50; head 4.20; eye 3.10; D. 12; A. 10; scales 43; 

 interorbital 3 in head. 



Body elongate, slightly compressed, covered with large scales, 

 24 rows between occiput and origin of dorsal; head short and 

 blunt; the interorbital space concave; snout short, 4 in head; 

 mandible slightly protruding: villiform teeth in bauds on anterior 

 of jaws and on palatines, in single series along sides of premax- 

 illary, no teeth on vomer or tongue; gill rakers small; base of dor- 

 sal fin 1.50 in head, its longest ray 1.70; anal short, the longest 

 ray 2.10 in head; pectorals very long, reaching to base of caudal 

 and used as an organ of flight; origin of the ventrals much nearer 

 base of snout, they reach to base of sixth anal ray; caudal forked, 

 the upper lobe 1.20 in head, the lower lobe about twice as long as 

 upper. 



