colymbiformes

NOUN
13 LETTERS · STARTS WITH C

colymbiformes is a valid 13-letter word worth 27 points in Scrabble and 31 points in Words with Friends.

SCRABBLE WORDS WITH FRIENDS
C3O1L1Y4M3B3I1F4O1R1M3E1S1
3 + 1 + 1 + 4 + 3 + 3 + 1 + 4 + 1 + 1 + 3 + 1 + 1 =27 PTS
DOUBLE WORD → 54TRIPLE WORD → 81
MEANING

What does colymbiformes mean?