arthrostracous

English dictionary entry

Meanings

adj
  1. Pertaining to the Arthrostraca, an obsolete grouping of crustaceans with segmented thoraxes and abdomens, bearing seven pairs of thoracic legs; included in this group are the isopods and amphipods.

Word forms

arthrostracous

Etymology

Likely from taxonomic name Arthrostraca + -ous; by surface analysis, arthr-, from Ancient Greek ἄρθρον (árthron, “joint”) + ὄστρακον (óstrakon, “shell”) + -ous

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