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Browsing USNM Staff Publications by Author "Ryder, John A."

Now showing items 1-11 of 11

Additional observations on the retardation of the development of the ova of the shad

Ryder, John A. (1882)
Answers to questions about fattening oysters

Ryder, John A. (1885)
Development of the silver gar (<I>Belone longirostris</I>), with observations on the genesis of the blood in embryo fishes, and a comparison of fish ova with those of other vertebrates

Ryder, John A. (1882)
Hatching codfish eggs

Ryder, John A. (1886)
The micropyle of the egg of the white perch

Ryder, John A. (1882)
On the earlier Stages of Cleavage of the Blastodisk of <I>Raia erinacea</I>

Ryder, John A. (1886)
On the nuclear cleavage-figures developed during the segmentation of the germinal disk of the egg of the salmon

Ryder, John A. (1882)
The oyster problem actually solved

Ryder, John A. (1885)
Preliminary Notice of the Development of the Toad-fish (<I>Batrachus tau</I>)

Ryder, John A. (1886)
Protective contrivance for eggs

Ryder, John A. (1885)
The protozoa and protophytes considered as the primary or indirect source of the food-fishes

Ryder, John A. (1882)

Now showing items 1-11 of 11

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