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Pentremites
noun
Pen·tre·mi·tes
\ˌpen‧trəˈmīˌtēz\
Definition of Pentremites
: a genus (the type of the family Pentremitidae) comprising Mississippian blastoid echinoderms having an ovate or pyriform calyx with five ambulacral areas suggestive of petals
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Origin and Etymology of pentremites
New Latin, from penta- (from Greek) + Greek trēma hole + New Latin -ites
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