Difference between revisions of "planispiral"
From ZooTerms (Dictionary of Invertebrate Zoology)
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|lexical category=adjective | |lexical category=adjective | ||
|etymology=Latin <i>planus</i>, flat; <i>spira</i>, coil | |etymology=Latin <i>planus</i>, flat; <i>spira</i>, coil | ||
| − | |definition=([[Mollusca]]: Gastropoda) Shells coiled in a single plane like a flat spiral with symmetrical sides; loosely used for shells whorled in a discoid form with asymmetrical sides. | + | |definition=([[Mollusca]]: [[Gastropoda]]) Shells coiled in a single [[plane]] like a flat spiral with symmetrical sides; loosely used for shells whorled in a [[discoid]] form with [[asymmetrical]] sides. |
|see also=[[isostrophic]] | |see also=[[isostrophic]] | ||
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| + | {{Concept scheme relation | ||
| + | |scheme=Dictionary of Invertebrate Zoology | ||
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Latest revision as of 23:38, 13 September 2013
planispiral (adjective; Latin planus, flat; spira, coil): (Mollusca: Gastropoda) Shells coiled in a single plane like a flat spiral with symmetrical sides; loosely used for shells whorled in a discoid form with asymmetrical sides.See also: isostrophic
