, on intermediate genera of fossil mammals in Attica
Geese, fertility when crossed
--upland
Geikie, Mr., on subaerial denudation
Genealogy, important in classification
Generations, alternate
Geoffroy St. Hilaire, on balancement
--on homologous organs
Geoffroy St. Hilaire, Isidore, on variability of repeated parts
--on correlation, in monstrosities
--on correlation
--on variable parts being often monstrous
Geographical distribution
Geography, ancient
Geology, future progress of
--imperfection of the record
Gervais, Prof., on Typotherium
Giraffe, tail of
--structure of
Glacial period
--affecting the North and South
Glands, mammary
Gmelin, on distribution
Godwin-Austin, Mr., on the Malay Archipelago
Goethe, on compensation of growth
Gomphia
Gooseberry, grafts of
Gould, Dr. Aug. A., on land-shells
Gould, Mr., on colours of birds
--on instincts of cuckoo
--on distribution of genera of birds
Gourds, crossed
Graba, on the Uria lacrymans
Grafting, capacity of
Granite, areas of denuded
Grasses, varieties of
Gray, Dr. Asa, on the variability of oaks
--on man not causing variability
--on sexes of the holly
--on trees of the United States
--on naturalised plants in the United States
--on aestivation
--on rarity of intermediate varieties
--on Alpine plants
Gray, Dr. J.E., on striped mule
Grebe
Grimm, on asexual reproduction
Groups, aberrant
Grouse, colours of
--red, a doubtful species
Growth, compensation of
Gunther, Dr.
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