7 N 



0403-6031. Special Zoology. 

 0403-0431. Protozoa. {See also R 1200.) 



0403 Protozoa. Comprehensive and General Works. 

 0407 Protozoa. Structure. 



[For sub-divisions, see 0207.] 



0411 Protozoa. Physiology. 



[For sub- divisions, see 0211.] 



0415 Protozoa. Develop-aient. 

 [For sub-divisions, see 0215.] 



0419 Protozoa. Ethology 



[For sub-divisions, see 0219.] 



0423 Protozoa. Etiology- 



[For sub-divisions, see 0223.] 



0427 Protozoa. Geography. 



[For sub-divisions, see J, 1 & 2.] 



0431 Protozoa. Taxonomy' and Sy'stematic. 



Mycetozoa ; Rhizopoda ; Sporozoa ; Mastigopbora 

 Infusoria. 



0603-0631. Porifera (or Spongida). 



0603 Porifera. Comprehensive and General Works. 

 0607 Porifera. Structure. 



[For sub-divisions, see 0207.] 



0611 Porifera. Physiology. 



[For sub-divisions, see 0211.] 



0615 Porifera. Development. 



[For sub-divisions, see 0215.] 



0619 Porifera. Ethology. 



[For sub-divisions, see 0219.] 



0623 Porifera. ^Etiology. 



[For sub-divisions, see 0223.] 



0627 Porifera. (.teography„ 



[For sub-divisions, see J, 1 and 2.J 



0681 Porifera. Taxonomy and Systematic. 



