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n. -- Oyster catcher (Zoöl.), any one of several species of wading birds of the genus Hæmatopus, which frequent seashores and feed upon shellfish. The European species (H. ostralegus), the common American species (H. palliatus), and the California, or black, oyster catcher (H. Bachmani) are the best known. -- Oyster…

vision of Siphonophora which includes the Physalia and allied genera; -- called also Pneumatophoræ.

A minute biting fly of the genus Ceratopogon or allied genus of the family Chironomidæ, found in swarms in various densely wooded or mountaneous regions. [U. S.]

A transparent body found in the chromatophores of certain Infusoria.

The oyster catcher, a limicoline bird of the genus Hæmatopus.

Of or pertaining to the wall of the body; somatopleuric; parietal; as, the somatic stalk of the yolk sac of an embryo. Somatic death. See the Note under Death, n., 1.

A spermatophore.

from which the walls of the enteric canal and the umbilical vesicle are developed. See Somatopleure. -- Splanch`no*pleu"ric, a.

heart; the abdominal appendages are large, and bear the gills. Called also Gastrula, Stomatopoda, and Squilloidea.

Same as Stylommatophora.