sporosacn.

Etymology: < sporo- comb. form + sac n.²Previous versions of the OED give the stress as: ˈsporosac.

Zoology.

A simple form of gonophore.

ΘΚΠ

the world > animals > invertebrates > subkingdom Metazoa > grade Diploblastica > phylum Coelenterata > [noun] > class Hydrozoa > member of > zooid > reproductive

ovarian vesicle1797

gonophore1859

sporosac1859

phyogemmarium1861

planoblast1871

Medusa1888

1859 Annals Nat. Hist. IV. 140 These medusiform sporosacs.

1861 J. R. Greene Man. Animal Kingdom II. 40 The simplest kind of gonophore consists of a well-defined protuberance from the body-wall, the ‘sporosac’.

1888 G. Rolleston & W. H. Jackson Forms Animal Life (ed. 2) 762 A sporosac..lodged in an ampulla or cavity of the coenosteum.

This entry has not yet been fully updated (first published 1914; most recently modified version published online June 2019).

单词	sporosac
释义	sporosacn. Etymology: < sporo- comb. form + sac n.²Previous versions of the OED give the stress as: ˈsporosac. Zoology. A simple form of gonophore. ΘΚΠ the world > animals > invertebrates > subkingdom Metazoa > grade Diploblastica > phylum Coelenterata > [noun] > class Hydrozoa > member of > zooid > reproductive ovarian vesicle1797 gonophore1859 sporosac1859 phyogemmarium1861 planoblast1871 Medusa1888 1859 Annals Nat. Hist. IV. 140 These medusiform sporosacs. 1861 J. R. Greene Man. Animal Kingdom II. 40 The simplest kind of gonophore consists of a well-defined protuberance from the body-wall, the ‘sporosac’. 1888 G. Rolleston & W. H. Jackson Forms Animal Life (ed. 2) 762 A sporosac..lodged in an ampulla or cavity of the coenosteum. This entry has not yet been fully updated (first published 1914; most recently modified version published online June 2019). < n.1859
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