2 
Morphology =0207— 
General 
Histology 
Tegument and special glands 
Skeleton 
Nervous system, Sense-organs 
Myology 
Alimentary system, Blood . . 
Respiratory system 
Physiology = 0211 — 
General 
Cytological. Protoplasm and cell 
Sex 
Parthenogenesis 
Metabolic. Metamorphosis 
Function 
Environment, Adaptation . . 
Regeneration, Grafting 
Senescence, Death . . 
Chemical 
Development =0215 — 
General 
Ovum, oogenesis 
Spermatozoon, spermatogenesis 
Fertilization . . . . . . 
Embiyology. Organogeny 
Experimental embryology . . 
Ethology =0219 — 
General 
Phenology . . 
Migration 
Food-habits 
Parental 
Sexual 
Social 
Hibernation (vacant) 
Luminosity 
Parasitism . . 
Voice.. 
Habitat 
Speleology . . 
Movement . . 
• Ps 3 T chology 
Colour. Defensive processes 
Acclimatisation 
PAGB 
50 
51 
51 
51 
51 
51 
51 
51 
51 
52 
52 
52 
53 
53 
53 
53 
54 
54 
54 
54 
55 
55 
55 
55 
55 
55 
56 
56 
56 
56 
56 
56 
57 
56 
56 
57 
57 
57 
58 
58 
