Yes, PORIFERAN is a Scrabble word!

Letter values in Scrabble US: P 3, O 1, R 1, I 1, F 4, E 1, R 1, A 1, N 1.

Is it a valid word?

PORIFERAN is a valid word in the official Scrabble dictionary (US) and the UK Scrabble Dictionary, but not in Words with Friends (ENABLE).

primitive multicellular marine animal whose porous body is supported by a fibrous skeletal framework; usually occurs in sessile colonies