EURYPTERIDS

Scrabble 17 Words With Friends 18

Scrabble letter values: E₁U₁R₁Y₄P₃T₁E₁R₁I₁D₂S₁ = 17

Definition

EURYPTERIDS is the plural of EURYPTERID.

noun EURYPTERID: large extinct scorpion-like arthropod considered related to horseshoe crabs.