black swallowtail

17 LETTERS · STARTS WITH B

black swallowtail is a valid 17-letter word worth 30 points in Scrabble and 36 points in Words with Friends.

SCRABBLE WORDS WITH FRIENDS

B3L1A1C3K5S1W4A1L1L1O1W4T1A1I1L1

3 + 1 + 1 + 3 + 5 + 0 + 1 + 4 + 1 + 1 + 1 + 1 + 4 + 1 + 1 + 1 + 1 =30 PTS

DOUBLE WORD → 60TRIPLE WORD → 90

MEANING

What does black swallowtail mean?