XU CONTENTS. 



Hive-Bee (Apia mellificd) 462 



Management of Bees 463 



Noise made before they swarm 464 



Order Lepidoptera 466 



Silk-Moth (Bombyx Mori) 466 



Silk mucus 468 



External changes in the parts, and the motions which 



bring it from the maggot state to the chrysalis 470 



The addition it receives between spinning and the chry- 

 salis 470 



Internal and external additions and changes 471 



Internal parts common to both male and female 473 



Anatomy of Female 474 



Anatomy of Male 475 



Observations on impregnation 476 



Order Diptera 481 



Large Blue-bottle Fly (Musca camaria) 481 



Order Aptera 483 



Louse (Pediculus hominis) 483 



Class ANNULATA *....' 484 



Order Errantia 484 



Sea Mouse (Aphrodite aculeata) 484 



Class ENTOZOA 484 



Worms in Whale-tribe (Echinorhynchus porrigem and glan- 



diceps) 484 



Worms of the Guts , 486 



Hydatids 488 



Subkingdom RADIATA 490 



Red-piped Coral (Tubipora tnusica) . . . . 490 



