318 KXPKDITIOX OF TIIK • ALHATUOSS." IS!)'.) 1900. 



1). \I, I, 10; ana! I. 10. 



This agrees very well willi ( Uintlu'r's desci-iptioii and fifiure of this species. 

 It is, however, a little more slender, ;ind has (ine more ilorsal ray llian (liintlier 

 gives in his description, but the same numlK-r as sliown in his hf^ure. This 

 species resembles 0. rcrgcns Jorthui tt Seale in having a ni()r(> slender body and 

 distinet lateral spots, but differs from 0. I'ergens in having a larger eye; two con- 

 spicuous canine teeth on the lowei- jaw and produced spinous rays in the first 

 dorsal fin. 



Ruppellia echinocephalus (Ruppell). 



Gnbius echinoceplmlus Ruppell, Atlas, 1828, p. 136. Cuvier & Valenciennes, Hist. Nat. Poiss., 

 1837, 12, p. 101 (134). Klunzinger, Fische Rothen Meeres, 1870, p. 475. Gijnther, Fi.soho dor 

 Siidsee, 1877, 6, p. 175, taf. 108, fig. D. 



GnbiuK nmicie7isis Cuvier & Valenciennes, Hist. Nat. Poi.ss., 1837, 12, p. 102 (133). 



I'lirrignhimlan i-rliiniiccphiiJiis, .ToKDAN it Seai.e, Bull. I'. S. Bur. Fisli., IIKHi, 25. p. 307. 



Twelve specimens. No. 05013, i to Ig inches long from Alakemo, Paiimotu 

 Islands. 



Color in alcohol, body very dark brown; dorsal, pectoral, anal, and caudal 

 almost black; ventrals pale; head in most specimens abrujitly lighter brown. 



Five specimens. No. 05914, jVI. C. Z. 29465, I to Ig inches long, from Vavau, 

 Tonga Islands. 



The three smallest specimens are similarly colored, but somewhat lighter 

 than those from Makemo. The two largest are uniformly light brown all over. 



Two specimens i and is inches long from Hangiroa, Paumotu Islands. 



Body dark brown, head abruptly light brown; dorsal, anal, and caudal 

 almost black, with punctulated lighter margins; pectoral pale with fine puno- 

 tulations; ventrals pale. 



One specimen, No. 05915, t inches long from Bora Bora, Society Islands. 

 Similar in color to those from Makemo. 



Ruppellia lacunicola, .sj). nov. 

 I'IdIr a, Jli/iiir 1. 



Type, No. 66000, IT. 8. N. M., g inch long from Lagoon at Fakarava, 

 Paumotu Islands. 



