Echinozoa (ekinozoa)

pl. [NL., Allman's name of the series of animals which Huxley called Annuloida. echinulate (e-kin'ū-lāt), a. [ = ἐχῖνος, the hedgehog, urchin, prop. ἐχῖνος χερ σαῖος, land-urchin, as distinguished from ἐχῖνος πελάγιος, the sea-urchin; = Lith. ezys OBulg. jezi =AS. igil, and contr.il= D.egel =OHG. igl, MHG. G. igel = MLG. LG. egel = Icel. igull, a hedgehog.] 1. A hedgehog.-2. A sea-urchin. -3. [ cap.] [NL.] A Linnean genus (1735), formerly used with great latitude, now the typical genus of the family Echinida, containing such sea-urchins or sea-eggs as E. sphæra, the common British species, or the Mediterranean E. esculent us, which is extensively used for food, the ovaries being eaten. The genus may be taken to exemplify not only the family to which it pertains, but the whole order of regular sea-eggs, and the cla of sea-urchins itself. The shape is de [NL., Echinorhynchus + -ida.] The typical and only family of nematelminth parasitic worms of the order Acanthocephala (which see), having the sexes distinct, no oral orifice or ali- centric mouth and anus; the shell or test is hard, immovable, meridionally divided into five pairs of imperforate alternating with five pairs of perforate plates, as a starfish: opposed to an ech i no placid. Echinopora (ek-i-nop'o