6 CALOSOMA SYCOPHANTA. 



Pago. 

 Fig. 18. Wire-screen hibernation cylinder where larvte of Calosoma were fed in 



August, 1910 43 



19. Pupa of Calosoma sycophanta in cavity in the earth 45 



20. Assembling cage 58 



21. Two hundred tubes, each containing a larva of Calosoma sycophanta 



ready for colonization 73 



22. Three "sets," each containing 10 units, each unit holding 20 larvfe in 



separate cells so tliat each set contains 200 Calosoma larvae or enough 



for a colony 74 



