Answer | Crossword Clue |
---|---|
dibranchiates | DIBRANCHIATE, any of a certain subclass of cephalopods |
dibranchiate | having two gills / any of a certain subclass of cephalopods |
ammonite | any of a subclass (Ammonoidea) of extinct cephalopods especially abundant in the Mesozoic age that had flat spiral shells with the interior divided by septa into chambers |