vitellus
Example Sentences
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
Within the shell the animal portion of the egg is found; which consists of a viscous, colorless liquid called albumen, or the white, and a yellow globular mass called the vitellus, or yolk.
From Donahoe's Magazine, Volume XV, No. 3 Volume XV (Jan 1886-Jul 1886) by Various
The vitellus and the membrane of the egg enlarge with the embryo and absorb by endosmosis the nutritive matter necessary for the latter, contained in the maternal blood.
From The Sexual Question A Scientific, psychological, hygienic and sociological study by Auguste Forel
This vitellus or yolk undergoes a series of segmentation or dividings which are known as spontaneous segmentation.
From What a Young Husband Ought to Know by Sylvanus Stall
Thus, in Fishes, the first changes consist in the segmentation of the vitellus and the formation of a germ, processes which are common to all classes of animals.
From Facts and Arguments for Darwin by Fritz Muller
The literal references to the foregoing are: am, amnion; al, allantois; v, vitellus; h, encephalon; i, eye; c, heart; f, liver; g, gizzard; ms, upper, and mi, lower member.
From Was Man Created? by Henry A. (Henry Augustus) Mott
