Green Marmaoratus Turban Shells, Turbo Cornutus Seashells (unpolished)

Green Spiny Turbo Shell for Hermit Crabs & Unique Coastal Decor

$1.00

This is the shell that looks like a piece of ancient, petrified jade, sculpted by the tides into a perfect fortress. The Green Horned Turban is a study in organic power and mysterious beauty. Its exterior is a formidable shield of rugged, spiny armor, with sharp “horns” spiraling towards its apex. But its true magic lies in its color. Instead of the usual browns and creams, this shell is cloaked in a deep, enigmatic green, often marbled with darker patterns, like moss growing on an ancient stone or light filtering through a kelp forest. It is the original work of the Horned Turban snail (*Turbo cornutus*), but its story transforms when it becomes a sought-after home for wandering hermit crabs. It is a mobile sanctuary, a piece of the deep sea’s quiet strength that offers protection and a unique, beautiful home to the ocean’s most resourceful nomads.

From the Shore

Discovering a green Horned Turban feels like finding a secret treasure that the ocean has kept hidden. It feels solid and purposeful in your hand, its weight a testament to its strength. You can’t help but trace the sharp horns along its spiral, each one a perfect battlement, now highlighted by the stunning green coloration. The real secret, however, is flipping it over. The opening is often a perfect circle, and inside, the shell is lined with a smooth, iridescent mother-of-pearl—a hidden luxury that contrasts beautifully with the earthy, green exterior. Selecting them is a search for the most vibrant, deep greens and the most perfect, symmetrical spines.

Creative Ideas
The unique color and rugged form of the Green Horned Turban make it a standout for both functional and decorative purposes.

  • The Ultimate Hermit Crab Home: This is its highest calling. These shells are highly prized by hermit crab enthusiasts. The green coloration makes your crab easy to spot and adds a touch of unique beauty to their habitat. Their durability and comfortable shape provide a safe and secure home.

  • Naturalistic & Forest-Coastal Decor: A group of these green shells looks stunning in a bowl or on a shelf. They bridge the gap between coastal and woodland themes, pairing beautifully with dark woods, moss, river stones, and other natural elements for a serene, earthy display.

  • Unique Craft Components: The shell itself is a fantastic addition to mosaics and assemblages. The operculum, or “cat’s eye,” if found with it, is a treasure. Its greenish hue makes it a unique and beautiful natural button or charm for jewelry.


Each of these shells is a piece of the ocean’s art gallery, sustainably and ethically collected. They are crafted from natural Spotted Marbled Cone snails (Conus ebraeus), celebrated for their unique, dappled patterns and elegant conical form. Please remember that as a natural product, every shell will have its own unique variations in shape, size, and the beautiful patterns on its surface. These are the marks of a treasure, individually painted by the sea.

Every seashell is a gift from the ocean, and I pack each one with the care it deserves, ensuring its safe journey to you.

  • Preparation Time: I will carefully wrap your seashells in recycled paper and twine within 1-3 business days, making it feel like a personal gift from the sea.

  • Shipping Method: I use reliable standard shipping and will provide you with a tracking number, so you can follow your shell’s journey.

  • International Orders: For shells traveling across oceans, please allow a little extra time. Sometimes customs checks can extend their journey.

The ocean never creates two identical shells, making the one you receive truly one-of-a-kind.

  • Damaged in Transit: If your shell is damaged during its journey, please contact me within 24 hours of receipt with a photo. I will immediately send a replacement or issue a full refund.

  • Not as Described: I do my best to represent each shell accurately through photos and descriptions. If you feel your shell is significantly different from what was described, please contact me within 7 days, and we will find a thoughtful solution.

  • A Note on “Change of Mind”: As each shell is a natural, unique item, I cannot accept returns or exchanges due to a “change of mind.” Please review the photos and dimensions carefully to ensure it’s the perfect “ocean companion” for you.

  • The scientific name Turbo cornutus literally means “horned turbine.” Turbo refers to its turban shape and the family it belongs to (Turbinidae), and cornutus is Latin for “horned,” a direct and perfect description of its most defining feature.

  • The beautiful green and marbled coloration is not always permanent. The pigments often come from the algae and marine organisms the snail eats. After the shell is empty and exposed to sun and bleaching, these vibrant colors can fade to a more typical cream or brown, making a brightly colored one a special and timely find.

  • These shells are one of the most popular choices for hermit crabs in the wild and in captivity. Their strong, thick construction offers superior protection from predators, and their wide, circular opening makes it easy for a crab to move in and out.