ciliated groove


ciliated groove
1. (ECHIURA)
A ciliated channel along the ventral surface of the mid-intestine to the precloacal caecum; occasionally forming a ridge and closely associated with the siphon.
2. (SIPUNCULA)
A ciliated channel along the ventral surface of the intestine from anterior region of the pharynx (esophagus) to the rectum.

Online Dictionary of Invertebrate Zoology. . 2005.

Look at other dictionaries:

  • dorsal ciliated groove — hyperpharyngeal groove (the longitudinal ciliated groove on the upper wall of the pharynx which sweeps food particles to the oesophagus in Amphioxi and in the ammocoetes stage of Petromyzontiformes) …   Dictionary of ichthyology

  • hyperpharyngeal groove — the longitudinal ciliated groove on the upper wall of the pharynx which sweeps food particles to the oesophagus in Amphioxi and in the ammocoetes stage of Petromyzontiformes …   Dictionary of ichthyology

  • peripharyngeal groove — a ciliated groove around the inside of the pharynx connecting the hyperpharyngeal and hypopharyngeal grooves …   Dictionary of ichthyology

  • pedal groove — (MOLLUSCA: Solenogastres) A longitudinal fold or folds with ciliated and secretory cells in the median ventral position …   Dictionary of invertebrate zoology

  • bivalve — bivalvular /buy val vyeuh leuhr/, adj. /buy valv /, n. 1. Also called lamellibranch. Zool. any mollusk, as the oyster, clam, scallop, or mussel, of the class Bivalvia, having two shells hinged together, a soft body, and lamellate gills. adj. 2.… …   Universalium

  • endostyle — a longitudinal ciliated groove on the ventral wall of the pharynx which produces mucus to gather food particles in Amphioxi and the ammocoete stage of Petromyzontiformes. In the latter it changes during development into the thyroid gland. Also… …   Dictionary of ichthyology

  • endostyle — /en deuh stuyl /, n. Anat. a ciliated groove or pair of grooves in the pharynx of various lower chordates, as tunicates, cephalochordates, and larval cyclostomes, serving to accumulate food particles and pass them along the digestive tract. [1850 …   Universalium

  • Siphonoglyph — The siphonoglyph is a ciliated groove at one or both ends of the mouth of sea anemones and some corals. The siphonoglyph extends into a pharynx and is used to create currents of water into the pharynx. These water currents are important for… …   Wikipedia

  • lip gland — (SIPUNCULA) A glandular organ with a ciliated groove running from pore to tip of lip …   Dictionary of invertebrate zoology

  • Octocorallia — Temporal range: Cambrian–Recent …   Wikipedia


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