XII ANIMAL RESOURCES OF THE UNITED STATES. 



Page. 



II. Protection' '241 



2. Preservation of game and ILsli 241 



4. (Accessory.) Enemies of nscfnl animals 244 



III. PliOPACxATIOX 244 



5. Propagation of mammals 244 



6. Propagation of birds 244 



7. Propagation o^ reptiles 245 



8. Proi)agation of amphibians 245 



9. Propagation of fislies 245 



10. Propagation of insects 248 



11. Propagation of leeelies 248 



12. Propagation of mollnsks 248 



13. Propagation of corals 248 



14. Propagation of sponges - 248 



CATALOGUE OF ILLUSTRATIONS OF THE ECONOMICAL INVERTEBRATES 

 OF THE AMERICAN COASTS. BY W. H. DALE. 



MoLLUSCA CEPHALOPODA. — Sqnids and Cuttles *. 251 



MoLLUSCA GASTEP.OPODA. — Sea-Snails, &c 251 



A. Useful 251 



1. Used for food or bait 251 



2. Useful by producing pearl-shell, &c 251 



3. Atfordiug cameo and iiorcelain stock 252 



4. Used in Indian trade 252 



5. Affording dyestufts 252 



6. Atfordiug bird-lime 252 



B. Injurious 253 



1. By destroying food-producing luollusks or sliell-tisli, sucli as clams, 



mussels, oysters, and razor-fisli 253 



2. Injurious by destroying vegetable substances and garden plants 253 • 



MOLLUSCA ACEPiiALA. — Bivalvc Sbelliisli 353 



A. Producing food or used as bait 253 



1. Series illustrating distribution and geograpbical varieties 253 



OSTREA VIRGINICA, Gmelin. — East American Oysters 253 



OSTEEA LURiDA, Cpr. — West Coast Oysters 253 



1. Extra limital 254 



2. Series illustrating culture and individual varhitiims 255 



OsTREA viRGixiCA, Gincliu. — East American Oysters 255 



a. Growth. 1-20 years old 255 



h. Peculiarities of form and growth 255 



c. Enemies and parasites 255 



'^ * '^ Olhcr hicalvcs. 



A. Affording or availaldo for food or bait 25G 



B. Useful or ornamental bivalves other than those alfording food 256 



a. Pearl-producing 256 



1. Ri\-er mussels r 256 



2. Marine pearl-shells 258 



h. Otherwise useful 258 



C Injurious bivalves... 258 



a. Destroying submerged tind.)er 258' 



1. Specimens of wood showing ravages 258 



D. Prepared foods 259 



