LIST OF ILLUSTRATIONS. 



Facing page. 



66. Portion of nesting ground of pelicans, Lolws de Afuera, West Island. De- 



cember 3, 1907 512 



67. Portion of nesting ground of pelicans, Lolx)s ae Afuera, West Island, De- 



cember 3, 1907 512 



68. Vvg. 1. Adult pelican in phase of light-gray plumage, Chincha Islands. 



June 18, 1907. Fig. 2. Adult pelican and nestlings in variou.'; stages. 



Lobos de Afuera Islands, March 28, 1907 512 



69. Figs. 1 and 2. Young pelicans at the stage when beginning to Hy. I.obos 



de Afuera, April 6, 1907 512 



70. Mounted skeleton of Diometrodon gigas Cope 540 



71. Skeleton of Diometrodon gigas Cope 540 



72. Skeleton of Diometrodon gigas from the rear and viewed diagonal!}- 540 



73. Restoration of Diometrodon giga^ Cope 540 



74. Recent f oraminif era from off New Zealand 640 



75. Recent foraminifera from off New Zealand 640 



76. Microscopic characters of Tetranychus bimaculatus 680 



77. Microscopic characters of Tetranychus pacificus 680 



78. Microscopic characters of Tetranychus sexmaculatus 680 



79. Male characters of seventeen species of red spiders 680 



80. Work of Tetranychtis bimaculatus on cotton leaves 680 



81. Tetramjchus bimaculatus, adult (1) female and (2) male 680 



TEXT FIGURES. 



Page. 

 Carapace of Baena antique Lambe, C. 1, C. 8, costal bones one and eight; N. 1, 

 2, 3, 4, 5, 6, 7, neural bones one to seven; nu, nuchal; V. 1, V. 5, Verte- 

 bral scutes one and five 116 



Plastron of Baena antiqua Lambe, a6., abdominal scute; an., anal scute; fein, 

 femoral scute; ^wm. , humeral ; hyo., hyoplastron; hypo., hypoplastron; in, m., 



inframarginal scutes; meso., mesoplastron; xiph., xiphiplastron 119 



Carapace of Boremys albertensis, new species. Neural bones one to seven; nu., 

 nuchal; pn., preneural; py., pygal; s. c. s., supernumerary costal scutes; 



s. m. s. , supramarginal scutes; spy. , suprapygal 120 



Plastron of Boremys albertensis, new species, ab., abdominal scute; an., anal 

 scute; eni., entoplastron; ejor.. epiplastron; /em., femoral scute; i?., gular 

 scute; hum., humeral scute; hyo., hyoplastron; hypo., hypoplastron; ing., 

 intergular; in.m., inframarginal scutes; m£so., mesoplastron; pec, pectoral 



scutes; per. , median peripherals; xiph. , xiphiplastron 122 



Anterior half of carapace of Agomphus alabamensis, new species. C. 1, C. 5, 

 costal bones one and five; N. 1, 2, 3, 4, neural bones one to four; nu., nuchal 



bone 125 



EchmAtemys megaulax. (6) carapace. Neural bones one to eight; nu., nuchal. 

 (7) Plastron, ab., abdominal scute; an., anal scute; ent., sutural surfaces for 

 entoplastron; /ewi., femoral scute; hum., hiimeral scute; hyo., hyoplastron; 



hypo., hypoplastron; xiph., xiphiplastron 126 



Carapace of Aspideretes latus, new species. Costal bones one and eight. 



Neural bones one to eight 130 



Belone trachura 197 



Julis azoreims 204 



Liosaccus cutaneus 207 



Abudefduf nscensionis 218 



Chaetodon sanctae-helenae 221 



Alticus textilis 227 



Mormyrus goheeni 235 



