old world porcupine

NOUN
19 LETTERS · STARTS WITH O

old world porcupine is a valid 19-letter word worth 28 points in Scrabble and 35 points in Words with Friends.

SCRABBLE WORDS WITH FRIENDS
O1L1D2W4O1R1L1D2P3O1R1C3U1P3I1N1E1
1 + 1 + 2 + 0 + 4 + 1 + 1 + 1 + 2 + 0 + 3 + 1 + 1 + 3 + 1 + 3 + 1 + 1 + 1 =28 PTS
DOUBLE WORD → 56TRIPLE WORD → 84
MEANING

What does old world porcupine mean?