Triarthrus

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Translingual

Triarthrus eatoni.

Etymology

tri- (three) +‎ Ancient Greek ᾰ̓́ρθρον (árthron, joint) +‎ -us m.

Proper noun

Triarthrus m

  1. A taxonomic genus within the family Olenidae – certain extinct ptychopariid trilobites.

See also