Evenings at the microscope : or, Researches among the minuter organs and forms of animal life (1884)
Gosse, Philip Henry, 1810-1888 · London : Society for Promoting Christian Knowledge · leaf 283
sely resembles, in this aspect, the insertionof the teeth in the jaw of a dolphin or crocodile. But this appearance is deceptive. By affixing the littlejaw to the revolving needle, we bring the edge to face oureye. It is not an edge at all; but a narrow parallel-sidedmargin of considerable breadth.… … partly embrace, and are partlyinserted in, the margin ofthe jaw. Observe now how beauti-fully this apparatus subservesthe purpose for which it isintended. By means of itssucker, the Leech creates avacuum upon a certain part of the skin, exactly like that JAW OF LEECH (inpart). WORMS. 271 produced…
Zoology · Microscopy
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