132 



THE PACIFIC-COAST SILKMOTH. 



Siinii'i riilira Ilchr. 



Exhujit: L;ir\!i and adult. 



THE POLYPHEMUS SILKMOTH. 



Tihd jtuh/jtliciiiii.s I.inii. 

 Exhibit: C(jcooii, adult, and figure. 



THE liTJNA SILKMOTH. 



TrDpiKi luiKi. Linn. 

 Exhibit; Larva, cocoon, and adult. 



MISCELLANEOUS EXHIBITS. 



SILKWORMS. 



The rearino' of silkworms will be couductcid on a small scale tlirout>'h- 

 out the summer. Eg-gs will be kept in cold storage, so that all stages, 

 from the &gg to the full-grown larva spinning its cocoon, may be seen 

 at any time during the season. 



LIVING INSECTS. 



By means of aquaria, vivaria, and other forms of insect cages living 

 insects will be on exhibit, feeding on their natural food plants and under- 

 going their usual transformations. 



Some of the more important economic species injuring cotton and 

 apple will be reared on growing specimens of these plants. In the 

 smaller aquaria may be seem stages of some of the species of moscpii- 

 toes frequenting St. Louis and vicinity. 



There will also be exhil)ited one box illustrating the methods of 

 mounting insects for shipment and for permanent preservation in col- 

 lections; also numerous photographs showing spraying machin(U-y, 

 reeling of silk from cocoons, silk inachineiy, etc. 



