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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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History and Etymology for Pentremites

New Latin, from penta- (from Greek) + Greek trēma hole + New Latin -ites

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