2 
Development = 6015: — 
Ovum, oogenesis ... 
Spermatozoon, spermatogenesis... 
Embryology 
Post-embryonal ... 
Ethology = 6019: — 
General 
Habits; (life-histories) ... 
Habits (of species) 
Variation and Aetiology = 6023 : — 
Variation ... 
Evolution ... 
Hybrids 
Heredity 
Geography = 6027 : — 
Europe = d and da to dk 
Scandinavia, etc. da 
Russia Europea db 
German empire dc 
British Islands de 
France df 
Spain dg,.. 
Italy dh... 
Switzerland di ... 
Austria-Hungary dk ... 
Mediterranean Islands dm 
Asia = e ... 
Asiatic Russia ea 
China and Tibet eb 
Japan and Korea ec ... 
Cochin China, etc. ed ... 
British India ef. . 
Malaya, etc. eg... 
Persia and Syria eh and ei 
Africa =/ 
North America — g 
Central and South America, Antilles = h 
Australasia and Southern Ocean = i ... 
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32 
33 
33 
33 
33 
34 
34 
34 
34 
34 
34 
34 
34 
34 
34 
34 
34 
34 
34 
34 
34 
35 
35 
35 
35 
35 
35 
35 
35 
35 
36 
37 
37 
III. Systematic = 6031 : — 
Primates 
a. Anthropoidea 
Hominidae and Simiidae 
Cercopithecidae 
Cebidae and Hapalidae 
ii. Lemuroidea 
... 37 
... 37 
... 37 
... 37 
... 38 
... 39 
