I* AGE 
Physiology = 1011: — 
1. General. . 
2. Circulation (vacant) 
3. Respiration 
• • • • 
.. 24 
4. Alimentation, etc. 
5. Excretion 
6. Sensation (yacant) 
7. Experimental . , 
# m 
.. 24 
Development = 1015 : — 
1. General principles 
2. General accounts 
. . 24 
3. Formation of gonads . . . . 
. . 25 
4. Oviposition, etc. 
5. Larval stages . . . . . . ... 
6. Organogeny . . 
7. Post-larval growth-stages . . 
8. Experimental Embryology . f 
. . 25 
Ethology = 1019: — 
1. General accounts 
. . 26 
2. Special habits 
.. 26 
3. Habitat. . 
.. 26 
4. Feeding 
. . 26 
5. Defence and protection 
. . 26 
6. Locomotion 
.. 26 
7. Autotomy and Regeneration.. 
.. 26 
8. Parasites and Commensals . . 
. . . . 26 
9. Protection of young . . 
.. 27 
10. Sexual dimorphism (vacant) 
1 1 . Relation to other animals 
. . 27 
12. Geological aspect (vacant) 
13. Phaenology 
. . 27 
Variation and Aetiology = 1023 : — 
1. Variation in form 
.. 27 
2. Variation in colour (vacant) 
3. Variation, meristic, numerical 
.. 27 
4. V ariation, meristic, homoeotic 
.. 27 
5. Variation, teratological 
. . 27 
6. Variation, bionomic .. 
.. 27 
7. Variation, mutational . . 
.. 27 
8. Evolution, general principles. . 
. . 27 
9. Relations to other phyla (vacant) 
10. Phylogeny 
. . 27 
