Noun:

जानवरों की एक जाति जिसमें साही शामील है, शल्य चर्म,

echinoderma's Usage Examples:

- Echinoderma with the viscera enclosed in a calcified and plated theca, of which the oral surface is uppermost, and which is usually attached, either temporarily or permanently, by the aboral surface.

6) which, it is supposed, gave rise to the Echinoderma, we infer from embryo FIG.

The broader theories of modern zoology might seem to have little bearing on the Echinoderma, for it is not long since the study of these animals was compared to a landlocked sea undisturbed by such storms as rage around the origin of the Vertebrata.

But the study that should elucidate the fundamental similarities or homologies between the several classes, and should suggest the relations of the Echinoderma to other phyla, had scarcely begun.

ECHINODERMA.

The most that can be said is that the Chaetognaths begin life with three segments, a feature they share with such widelydiffering groups as the Brachiopoda, the Echinoderma and the Enteropneusta, and probably Vertebrata generally.

The Mollusca agree in being coelomate with the phyla Vertebrata, Platyhelmia (flat-worms), Echinoderma, Appendiculata (insects, ringed-worms, 'c.), and others - in fact, with all the Metazoa except the sponges, corals, polyps, and medusae.

Echinoderma (see Echinoderms).

Echinoderma.

Orders: Mollia (Acalephae), Echinoderma (including Actiniae)..