Related Clues:

• Sea creature to be found in the usual tin, unusually
• Sluggish type
• Slow slithery mollusc
• Son to catch mollusc
• E alternative?
• Creepy-crawly mollusk
• Very slow garden pest
• First submarine
• ___ mail (email alternative)
• First atomic submarine
• Slow little creature
• Slow-moving animal in a shell
• Dweller in an asymmetrical shell
• Slimy creature
• Gourmet gastropod