...Blastoderm: the germinal membrane from which the organsof the embryo are formed... 
John. B. Smith 「Explanation of Terms Used in Entomology」
...Although no testicular material was obtainedfrom hibernating turtles, comparisons of sections made in Octoberand April show that the germinal epithelium remains inactive fromautumn until spring...
John M. Legler 「Natural History of the Ornate Box Turtle, Terrapene ornata ornata Agassiz」
...When growthis resumed in spring, the germinal layer of the epidermis, ratherthan continuing to add to the edge of the existing scute, forms anentirely new layer of epidermis...
John M. Legler 「Natural History of the Ornate Box Turtle, Terrapene ornata ornata Agassiz」
...The germinal layer of the epidermis probably remains semiactivethroughout life but functions chiefly as a repair mechanismin adults that are no longer growing...
John M. Legler 「Natural History of the Ornate Box Turtle, Terrapene ornata ornata Agassiz」
...What His takes to be a simple physical process—for instance,the folding of the germinal layers (in the formation of the medullary tube,alimentary tube, etc...
Ernst Haeckel 「The Evolution of Man」
...All the best recent research in animal embryology has led to the confirmationand development of Baer and Remak’s theory of the germinal layers...
Ernst Haeckel 「The Evolution of Man」
...In 1867 and the following years thediscovery of the germinal layers was extended to other groups of theinvertebrates...
Ernst Haeckel 「The Evolution of Man」
...In the dark fine-grained protoplasm (yelk) is a large vesicular nucleus (thegerminal vesicle), and in this is seen a nuclear body (the germinal spot), inwhich again we often see a germinal point...
Ernst Haeckel 「The Evolution of Man」
...Its tread is composed of several cells, and isnow commonly called the germinal disc...
Ernst Haeckel 「The Evolution of Man」
...As their whole organism consists of a single cell, they cannever form germinal layers, or definite strata of cells...
Ernst Haeckel 「The Evolution of Man」
...These two layers, which are the sole builders of the wholeorganism, are no other than the two primary germinal layers, or the primitivegerm-layers...
Ernst Haeckel 「The Evolution of Man」
...30–36) indeveloping the two primary germinal layers from a single layer of cells...
Ernst Haeckel 「The Evolution of Man」
...From this important pointthe formation of the middle germinal layer proceeds, between the two primarylayers...
Ernst Haeckel 「The Evolution of Man」
...This was theprimitive gut; and the two primary germinal layers which form its wall mustalso be regarded as identical in all...
Ernst Haeckel 「The Evolution of Man」
...Alsoits outer germinal layer has certain special modifications...
Ernst Haeckel 「The Evolution of Man」
...The tread, which thus becomes the germinal disk,now has the appearance of an eight-rayed star...
Ernst Haeckel 「The Evolution of Man」
...60—Longitudinal section of the germinal diskof a siskin (discogastrula)...
Ernst Haeckel 「The Evolution of Man」
...Until we admit thisthesis we cannot understand the formation of the germinal layers in the mammal,and therefore in man...
Ernst Haeckel 「The Evolution of Man」
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