Related Clues:

• Sluggish one
• ___ mail (e-mail alternative)
• Spiral-shelled creature
• Snake or alligator, e.g.
• Turtle or snake
• Spiral-shelled mollusk
• Mobile home dweller
• Gastronome's gastropod
• Slow traveler
• Scaled-back thing?
• Slow creature
• Periwinkle, for one
• Sluggish sort
• Mollusk that moves like molasses
• Mollusc with coiled shell