Carpenter, William Benjamin, 1813-1885, Dallinger, W. H. (William Henry), 1842-1909 · Philadelphia, Blakiston · leaf 887
<7, cilia on its inner surface ; //, biliary follicles lodgedin its wall; f, intestine; k, particles of excremen-titious matter ; 1, anal orifice; TO, testis ; n, ovary;0, ova lying loose in the perivisceral cavity; p, out-let for their discharge; q, spermatozoa in the peri-visceral cavity ; r,…
Microscopy
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