lophophore

American  

[lof-uh-fawr, -fohr, loh-fuh-] / ˈlɒf əˌfɔr, -ˌfoʊr, ˈloʊ fə- /

noun

1. the ring of ciliated tentacles encircling the mouth of a bryozoan or phoronid.

2. a similar organ in a brachiopod, composed of two ciliated, spirally coiled tentacles.

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lophophore British  

/ ˈləʊfəˌfɔː /

noun

1. a circle or horseshoe of ciliated tentacles surrounding the mouth and used for the capture of food in minute sessile animals of the phyla Brachiopoda, Phoronida, and Ectoprocta

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lophophore Scientific  

/ lŏf′ə-fôr′ /

1. A horseshoe-shaped ciliated organ located near the mouth of brachiopods, bryozoans, and phoronids that is used to gather food.

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Other Word Forms

• lophophoral adjective
• lophophorate adjective

Etymology

Origin of lophophore

1840–50; < Greek lóph ( os ) a crest, ridge + -o- -o- + -phore

Example Sentences

Orifice The aperture through which the lophophore can be protruded from or retracted into the zoœcium.

From Project Gutenberg

The lophophore bears 20 to 30 tentacles, which are long and slender; the velum at their base extends up each tentacle in the form of a sharply pointed projection, but these projections do not extend for more than one-fifth of the length of the tentacles.

From Project Gutenberg

The extended part of the polypide measures when fully expanded rather less than 3 mm., and each limb of the lophophore about the same.

From Project Gutenberg

A=polypide with the lophophore expanded, � 15; a=œsophagus; b=cardiac limb of stomach; c=stomach; d=rectum; e=anus; f=funiculus.

From Project Gutenberg

Care must be taken that the process of paralyzing the polypides is not unduly prolonged, and it is always as well to preserve duplicate specimens in spirit or formalin with the lophophore retracted.

From Project Gutenberg