20 Terms
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Zoological terms
Terms in relation to animals, such as mammals, birds, reptiles or fish.
Industry: Zoology
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Zoological terms
Ph. platyhelminthes
Zoology; Zoological terms
Flatworms. Body dorso-ventrally flattened; digestive cavity (when not secondarily lost) with a single opening, the mouth. The turbellarians are free-living in the sea and freshwater, a few ...
Phylum porifera
Zoology; Zoological terms
Sponges. Sessile; no anterior end; some primitive radially symmetrical, but most are irregular. Mouth and digestive cavity absent; body organised about a system of water canals and chambers. Marine, ...
Ph. rhynchocoela
Zoology; Zoological terms
Nemerteans. Long dorso-ventrally flattened body with a complex eversible proboscis apparatus. Digestive cavity with mouth and anus: Marine, with a few found in freshwater and terrestria
Phylum placozoa
Zoology; Zoological terms
Macroscopic, flattened marine animals, composed of ventral and dorsal epithelial layers enclosing loose mesenchyme-like cells.
Phylum mesozoa
Zoology; Zoological terms
Mesozoans. An enigmatic group of minute parasites of marine invertebrates. Organs absent, and body composed of few cells
Phylum ctenophora
Zoology; Zoological terms
Comb jellies. Free swimming, biradiate, with two tentacles and eight longitudinal rows of ciliary combs.
Subkingdom parazoa
Zoology; Zoological terms
Animals with poorly differentiated tissues and no organs
