cleidoic

An adjective of waning use, referring to isolation from its environment (e.g., a foetus, which cleidoic as it is isolated from the outside world).

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cleidoic egg

References in periodicals archive ?

Unlike mammalian embryos, avian embryos are closed systems (cleidoic egg) that offer the ability to solely observe embryonic responses to a teratogen as compared to combined maternal responses, fetal responses, and maternal to fetal transport as seen within eutherian embryos.

Ethanol- and/or taurine-induced oxidative stress in chick embryos

mutilata, as with other species of Gehyra, are cleidoic (calcified) and do not need environmental water (Bustard 1968); thus, once they are laid, they develop with little or no gas exchange across the shell.

Dispersal and evolution of the Pacific Basin gekkonid lizards Gehyra oceanica and Gehyra mutilata

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