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Rhachiglossa is a 12 letter word which starts with the letter R and ends with the letter A for which we found 1 definitions.

(n. pl.) A division of marine gastropods having a retractile proboscis and three longitudinal rows of teeth on the radula. It includes many of the large ornamental shells as the miters murices olives purpuras volutes and whelks. See Illust. in Append.
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