PROTECTION AND CULTURE. 101 



9. PROPAGATION AND CULTURE OF FISHES— Continued. 



e. Transporting apparatus : 



Apparatus for transporting fish : 



Tanks with aerating accessories : 



Tanks, with attachment of baud-wheel to car-axle, 



(Stone's.) 

 (Tanks, with Freiburg aerating apparatus.) 

 Aquarium-car, (Stone's.) 

 Live-bos, (Atkins's.) 

 Accessories : 



Air force-pumps. 

 Siphons. 

 . Siphon -tubes. 

 Bellows. 

 Eoses, aerating. 



10. PROPAGATION OF INSECTS. 



a. Propagation of silk- worm : 



Specimens of plants used for food. 

 Model of house and its appliances. 



b. Propagation of cochineal insect. 



c. Propagation of bees : 



For hives, (see under E. 3.) 



11. PROPAGATION OF WORMS. 



a. Propagation of leeches. 



12. PROPAGATION OF MOLLUSKS. 



a. Methods of oyster culture : 



Stools for receiving spat, natural and artificial. 

 Other apparatus. 



13. PROPAGATION OF CORALS. 



14. PROPAGATION OF SPONGES. 



