Crossword Clue:

NAUTILUS a spiral shelled mollusk

AnswerCrossword Clue
SNAILSpiral-shelled mollusk.
TRITONSpiral-shelled mollusk
WHELKSpiral-shelled mollusk
SNAILSpiral-shelled mollusk
SNAILMollusk with a spiral shell
ABALONEMollusk with a spiral shell.