About Helminthoglypta umbilicata (Pilsbry, 1898)
Helminthoglypta umbilicata, common name the Big Sur shoulderband snail, is a North American species of air-breathing land snail. This species occurs in California, United States, ranging between Monterey Bay and Morro Bay. The shell of this snail has an open umbilicus, and reaches approximately 27 millimetres, or 1.1 inches, in diameter. During mating, individuals of this species use reusable love darts.