planula

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planula

 [plan´u-lah]
a larval coelenterate.

plan·u·la

, pl.

plan·u·lae

(plan'yū-lă, -lē),
Name given by Lankester to a coelenterate embryo when it consists of the two primary germ layers only, the ectoderm and endoderm.
[L. dim. of planum, flat surface]

planula

/plan·u·la/ (plan´ūl-ah)
1. a larval coelenterate.
2. something resembling such an animal.

planula

the ciliated larva of coelenterates, which lacks a body cavity.

planula

a larval coelenterate.
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References in periodicals archive ?
In the present study, we observed free-floating, encysted planulae (Fig.
Planulae comprised 76% of Stylophora's reproductive volume, although this value presumably varies substantially during this species' reproductive cycle (cf.
It is unknown how the bioactive compounds influence health of the early life stages, but it is feasible that the observed effects are linked to shifting bacterial communities associated with the coral planulae and recruits.
millepora, and immunohistochemistry indicates that several species possess opsin-like proteins that are localized in the sensory epithelial cells of planulae (B.
To test the hypothesis that GPCRs, which make up a large proportion of cell-surface chemoreceptors, and their associated signal-transduction pathways mediate metamorphosis in planulae of P.
Size variation of planulae and its effect on the lifespan of planulae in three pocilloporid corals.
Gastrulae and planulae were removed from the egg jelly by using fresh 2% cysteine (Sigma), pH 8.
Increased mortality, premature metamorphosis, and depressed photosynthesis have been observed as effects of elevated seawater temperatures on planulae of Parties astreoides (Edmunds et al.