oral disc

oral disc

[′ȯr·əl ¦disk]
(invertebrate zoology)
The flattened upper or free end of the body of a polyp that has the mouth in the center and tentacles around the margin.
References in periodicals archive ?
Because preserved tadpoles undergo some degree of integument deformation through time, which may alter eye position and or vent position relative to other features, and cause fading of color pattern and other markings, we used oral disc morphology to determine the identity of the tadpoles.
Novel Oral Disc Technology Breaks Through Cancer Pain 9.
Chemical elimination is effective, but requires the laborious introduction of toxic injections directly into the oral disc of each anemone.
To compare the consumption rates of the sea anemones (5-10 mm in oral disc diameter) by the two shrimp species, nine replicate shrimp of Lysmata (gulf) and Lysmata (Haiti), respectively, that had not previously fed on Aiptasia were used.
The Glycyrrhiza extract (GX) was applied through a new oral disc that adheres near the sore and slowly releases the Licorice extract as it dissolves.