Carpenter, William Benjamin, 1813-1885, Dallinger, W. H. (William Henry), 1842-1909 · Philadelphia, Blakiston · leaf 847
edded in a store of nutriment adapted for its early develop-ment) being both evolved in the substance of the walls of thestomach—-the male apparatus forming a conical projection justbeneath the arms, while the female ovary, or portion of the body-substance in which the ovum is generated, has the… … mm ■ft mm1 Fig. 602.—Hydra fusca in gemmationmouth ; />, base : cbuds. origin of one of the HYDROZOA 791 sacs ; but the general rule seems to be that the same individualforms both organs. The fertilisation of the ova, however, cannottake place until after the rupture of the spermatic cyst and of…
Microscopy
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