2 
Morphology =0207 — page 
General, Miscellaneous . . . . . . . . . . 21 
Skeleton 1 * ^ Spe ° ia ‘ } ( vacant ) 
Nervous system, Sense-organs .. . . .. ..21 
Myology 21 
Alimentary system, Blood 
Respiratoiy system.. J ' ' 
Physiology =0211 — 
General .. .. .. .. .. .. ..21 
Cytological. Protoplasm and cell .. . . .. 21 
Sex . . . . . . . . . . . . . . . . 22 
Parthenogenesis . . . . . . . . . . . . 22 
Metabolic . . . . . . . . . . . . . . 22 
Function . . . . . . . . . . . . 22 
Environment, Adaptation, Pigment . . . . . . 22 
Growth . . . . . . . . . . . . 22 
Vitality, Senescence, Death . . . . . . . . 22 
Chemical . . . . . . . . . . . . . . 22 
Development =021 5 — 
General . . . . . . . . . . . . 22 
Ovum, oogenesis . . . . . . . . . . 22 
Spermatozoon, spermatogenesis . . . . . . . . 22 
Fertilization . , . . . . . . . . . . . . 22 
Embryology. Metamorphosis . . . . ■ . . . . 22 
Experimental embryology . . . . . . . . . . 22 
Regeneration, Grafting .. .. .. .. ..22 
Ethology =0219 — 
General . . . . . . . . . . . . . . 22 
Phenology (vacant) 
Migration (vacant) 
Food-habits . . . . . . . . . , . . 22 
Parental (vacant) 
Sexual (vacant) 
Social . . . . . . . . . , . . . . 22 
Hibernation . . . . . . . . . . . . . . 22 
Luminosity . . . . . . . . . . . . 22 
Parasitism . . . . . . . . . . . . 22 
Voice (vacant) 
Habitat, inch Speleology . . . . . . . . . . 22 
Oceanic, Plankton general . . . . . . . . 22 
Movement (vacant) 
Psychology . . . . . . . . . . . . . . 22 
Colour. Defensive processes . . . . . . . . 22 
Acclimatisation (vacant) 
