12 



ILLUSTRATIONS. 



Lunatia heros, with Outline of Expand- 

 ed Foot 145 



Egg-capsules of the Drill 145 



Ilyanassa obsoleta . 146 



Tritia trivitata . . 146 



Urosalpiax cinerea . ., 146 



Blue, or Soft-shelled Crab — Callinectes 



hastatus 147 



Common Shore Crab— Cancer irroratus 147 

 At the Margin of a Mangrove Key . . 154 

 Shell Mounds, Fort George Island . . 155 



Pompano-shells 158 



Under Surface of the Common Squid— 



Loligo pealei 162 



The Giant Squid (Architeuthis) of New- 

 foundland 164 



The Argonaut Cuttle, or Paper Nautilus 167 

 A Wapiti " Bull " and "Calf " . . . .169 

 Elk Antlers of Regular Growth . . 171 

 An Irregular Pair of Horns .... 172 



Extinct! 174 



The Harbor-seal 183 



Panic-stricken by a Sword-fish . . 187 



A Harp - seal Mother and her Little 



One 189 



The Hooded Seal — Cystophora cristata . 191 

 Floating on an Ice-pan ...... 193 



A "Seal Meadow," or Herd upon the 



Ice 195 



The Sealing-fleet entering the Ice . . . 197 



Dragging Bundles of Pelts 200 



The Abalone, fully Expanded .... 223 



