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单词 hydrœcium
释义

> as lemmas

hydrœcium
hydrœcium n.
Brit. /hʌɪˈdriːsɪəm/
,
/hʌɪˈdriːʃ(ɪ)əm/
,
U.S. /haɪˈdriʃ(i)əm/
,
/haɪˈdrisiəm/
[Greek οἰκίον, < ỡἰκος house] a sac into which the cœnosarc can be retracted in certain Hydrozoa, as the Calycophoridæ.
ΘΚΠ
the world > animals > invertebrates > subkingdom Metazoa > grade Diploblastica > phylum Coelenterata > [noun] > class Hydrozoa > member of > zooid > sac into which coenosarc can be retracted
hydrœcium1861
1861 J. R. Greene Man. Animal Kingdom II. 99 Praya, Hippopodius, and Vogtia have ‘incomplete’ hydrœcia.
1869 H. A. Nicholson Man. Zool. 80 This chamber, which is present..in all the genera, is termed the ‘hydrœcium’.
extracted from hydro-comb. form
<
as lemmas
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更新时间:2024/12/23 18:27:19