spiculum
Example Sentences
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Rossiter in this autumn of 1917 was extremely interested in certain crucial experiments he was making with spiculum in sponge-cells; with scleroblasts, "mason-cells," osteoblasts, and "consciousness" in bone-cells.
From Mrs. Warren's Daughter A Story of the Woman's Movement by Sir Harry Hamilton Johnston
I have received and read with interest your paper on the sponge with horny spicula.
From More Letters of Charles Darwin — Volume 1 by Sir Francis Darwin
These spicula are of the same diameter throughout their length; they are easily detached, so that the object-glass of the microscope soon becomes scattered over with them.
From Volcanic Islands by Charles Darwin
In the eagerness with which these bones are crushed, spicula or large pieces of them become wedged between the molar teeth, and form an inseparable obstacle to the closing of the teeth.
From The Dog by William Youatt
It publishes itself in creatures, reaching from particles and spicula, through transformation on transformation to the highest symmetries, arriving at consummate results without a shock or a leap.
From Essays by Ralph Waldo Emerson by Edna Henry Lee Turpin
The silicious particles which constitute this mud, are derived, in part, from the diatomaceous plants and radiolarian animals which throng the surface, and, in part, from the spicula of sponges which live at the bottom.
From Discourses Biological and Geological Essays by Thomas Henry Huxley
