ICHTHYOSAURS
Scrabble letter values: I1C3H4T1H4Y4O1S1A1U1R1S1 = 23
Definition
ICHTHYOSAURS is the plural of ICHTHYOSAUR.
noun ICHTHYOSAUR: any of several marine reptiles of the Mesozoic having a body like a porpoise with dorsal and tail fins and paddle-shaped limbs.