- asconoid
- асконоидный
English-Russian dictionary of geology. 2011.
asconoid
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Asconoid — is one of three possible body plans for sponges, which form the phylum Porifera in kingdom Animalia and subkingdom Parazoa which means that they do not have a definite body shape. The asconoid body plan is characterized by a stalk like spongocoel … Wikipedia
asconoid — /as keuh noyd /, adj. pertaining to or resembling an ascon. [ASCON + OID] * * * … Universalium
asconoid — adjective (of some sponges) Lacking a definite shape … Wiktionary
asconoid — as·co·noid … English syllables
asconoid — adjective or noun see ascon I * * * /as keuh noyd /, adj. pertaining to or resembling an ascon. [ASCON + OID] … Useful english dictionary
asconoid grade — (PORIFERA) A grade of construction in which the choanocytes line thin, short tubes; see syconoid grade, leuconoid grade or type … Dictionary of invertebrate zoology
Sponge — This article is about the aquatic animal. For the porous cleaning tool, see Sponge (material). For other uses, see Sponge (disambiguation). Sponge Temporal range: Ediacaran–Recent … Wikipedia
Choanocyte — Choanocytes (also known as collar cells ) are cells that line the interior of Asconoid, syconoid and leuconoid body type sponges that contain a central flagellum surrounded by a collar of microvilli which are connected by a thin membrane. It is… … Wikipedia
synconoid grade — (PORIFERA) A grade of construction intermediate between the asconoid and the leuconoid, in which each radial canal is subdivided into elongate flagellate chambers grouped around a common excurrent channel; see leuconoid grade, asconoid grade … Dictionary of invertebrate zoology
Choanoderm — The choanoderm is composed of flagellated collar cells, or choanocytes. The sponge body is mostly a connective tissue, the mesohyl, over which are applied epithelioid monolayers of cells, the outer pinacoderm and the inner choanoderm. Most… … Wikipedia
Calcareous sponge — Taxobox name = Calcareous sponges image caption = Calcispongiae from Ernst Haeckel s Kunstformen der Natur , 1904 regnum = Animalia phylum = Porifera classis = Calcarea classis horny = Bowerbank, 1864 subdivision ranks = Orders subdivision =… … Wikipedia
