xiphosura

NOUN
9 LETTERS · STARTS WITH X

xiphosura is a valid 9-letter word worth 21 points in Scrabble and 22 points in Words with Friends.

SCRABBLE WORDS WITH FRIENDS
X8I1P3H4O1S1U1R1A1
8 + 1 + 3 + 4 + 1 + 1 + 1 + 1 + 1 =21 PTS
DOUBLE WORD → 42TRIPLE WORD → 63
MEANING

What does xiphosura mean?

NOUN · 1 SENSE
1

Horseshoe crabs and extinct forms.