Western or Scaly Worm Snail, Thylacodes squamigerus

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Updated 2/23/2024

Family Vermetidae

TROPICAL EASTERN PACIFIC

Thylacodes squamigerus

Rock Quarry, Catalina, California, 40 feet

WESTERN or SCALY WORM SNAIL

Common on hard surfaces at any depth. Strong cords with scale-like lamellae. Aperture diameter 1/3 inch, coils 4 inches. Southern California to Peru. Formerly known as Serpulorbis squamigerus.