Yes, CONODONT is a Scrabble word!

Letter values in Scrabble US: C 3, O 1, N 1, O 1, D 2, O 1, N 1, T 1.

Is it a valid word?

CONODONT is a valid word in the official Scrabble dictionary (US), the UK Scrabble Dictionary and Words with Friends (ENABLE).

the tiny fossil cone-shaped tooth of a primitive vertebrate of order Conodonta
small (2 inches long) extinct eellike fish with a finned tail and a notochord and having cone-shaped teeth containing cellular bone; late Cambrian to late Triassic; possible predecessor of the cyclostomes