IV Contents. 



PAGE 



V. Analytical Search for Metals in Tortugas Marine Organisms. By Alexander 



H. Phillips 95-99 



VI. The Tracking Instinct in a Tortvgas Ant. By Alfred Goldsborouqh Mayor 101-107 



Experiments 104 



VII. A Collection of Fishes from Samoa. By Henrt W. Fowler and Charles F. 



Silvester. 2 figures 11 1-126 



Ophichthyidae 112 



Chlevastes colubrinus (Boddaert) 112 



fasciatus (Ahl) 112 



Muraenidae 112 



Gymnothorax punctatus (Schneider) 112 



pictus (Ahl) 113 



Anarchias allardicei (Jordan and Scale) 114 



Hemiramphidae 114 



Hyporhamphus pacificus (Steindachner) 114 



Mugihdae 115 



Neomyxus chap tali (Eydoux and Souleyet) 115 



Holocentridae 116 



Holotrachys lima (Valenciennes) 116 



Holocentrus punctatissimus Cuvier 116 



diadema Lac^pede 116 



praslin Lac^p^de 117 



sammara (Forskal) 117 



Cheilodipteridae 117 



Amia savayensis (Giinther) 117 



novemfasciata Cuvier 117 



Fowleria marmorata (Alleyne and Macleay) 117 



Serranidae 118 



Epinephelus merra Bloch 118 



Pharopteryx nigricans Riippell 118 



melas (Bleeker) 118 



Opisthognathidse 118 



Gnathypops samoensis, new species 118 



PomacentridsB 120 



Pomacentrus melanopterus Bleeker 120 



nigricans (Lac^pede) 120 



albofusciatus Schlegel 120 



Abudefduf ccelestinus (Cuvier) 120 



glaucus (Cuvier) 120 



zonatus (Cuvier) 120 



Dascyllus aruanis (Linnaeus) 121 



Chromis caeruleus (Cuvier) 121 



isomelas Jordan and Seale 121 



Labridae 121 



Platyglossus notopis (Valenciennes) 122 



CheUinus fasciatus (Bloch) 122 



Scarichthyidae 122 



Callyodon rubro-violaceus (Steindachner) 122 



ChaBtodontidsE 123 



Chaetodon trifasciatus Forskal 123 



pelewensis Kner 123 



melannotus Schneider 123 



miliaris Quoy and Gaimard 123 



Holacanthus nicobariensis (Schneider) 123 



Acanthuridae 124 



Hepatus atrimentatus Jordan and Evermann 124 



triostegus (Linnaeus) 124 



Monacanthidse 124 



Oxymonacanthus longirostris (Schneider) 124 



