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PLATE I. (AFTER BEALE & FREY.)
A mucus corpuscle represented in
the living state, magpified by the 2800 diameters, showing alterations in
form during one minute,
Germinal spots, with new centres (nucleoli) within theni and more minute germinal spots in the intervals between them. Magnited
Most minute ovarian ora undergoing developmnent, in the midst of a delicate tissue con. stituting the ovary and composed or cells. Tbe ouum seems to arise by the growth of one
of these. Magu: Sed 500 diameters
TE HELICTYPE PROYTINGCC.
220 DEVONSHIRE ST. BOSTON.