403 



8. From tlic agreenient of tlie pupal patteru witli instar / and 

 the difference with the last larval instar, the hypothesis has been 

 developed, that the pupa and the first caterpillar instar are both 

 primitive states. 



9. The other hxrval instars are to be considered as socondary 

 adaptations. 



10. The pupa is to be considered as a subimaginal stage which 

 seeondarily has become immovable. 



11. The various caterpillar families have for the greater part 

 developed themselves independently of or parallel to each other. 



12. A general larval pattern for tlie Holometal)ol!i is as yet 

 not to be establishod with certaintv. 



