Spinous Stair Shells (Hemifusus kawamurai) – Large Kawamura’s False Fusus Seashells for Sale
Rare Large Hemifusus Shells | Indo-Pacific Origin | Ideal for Wholesale, Display & Design Use
$18.00
What’s Included
Quantity: Sold individually or in bulk (wholesale quantities available)
Size: Approx. 7–8.5 inches (≈ 18–22 cm)
Shell Type
Common Name: Spinous Stair Shell / Kawamura’s False Fusus
Scientific Name: Hemifusus kawamurai
Family: Melongenidae
Origin
Kawamura’s False Fusus is found in the Indo-Pacific region, particularly in deeper coastal waters with sandy or muddy substrates. The species develops its distinctive form in environments with strong currents and sediment movement.
Appearance & Natural Features
These large Hemifusus shells are known for:
Dramatic stepped “stair-like” spiral
Prominent spines and ridges along the whorls
Thick, heavy shell structure
Natural cream to light brown coloration with subtle tonal variation
Each shell retains its natural surface texture and growth features, making every specimen visually unique.
Uses & Applications
Spinous Stair shells are highly valued for:
Statement coastal and interior décor
Retail resale and specialty shell shops
Museum and educational collections
Large-scale art and sculptural installations
Aquarium, terrarium, and display environments
Their size and sculptural form make them especially appealing to designers, collectors, and business clients.
Natural Product Disclaimer
Photos show representative examples, not exact shells
Natural growth lines, spines, and surface variations are expected
Minor edge wear may occur due to natural ocean conditions
Bulk & Wholesale Orders
We supply large Hemifusus shells to professional and business clients, including:
Retail stores & shell collectors
Interior designers & stylists
Museums & educational institutions
Event planners & set designers
Artists and cultural organizations
Bulk quantities, size-specific selections, and wholesale pricing are available.
For business inquiries, please email us at cyan@seashell-supply.com
or simply send us a message to discuss availability and pricing.
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.
We are deeply committed to sustainable and ethical practices. All our shells are sourced responsibly—never from live-shelled creatures. We support marine conservation efforts and maintain transparency about our sourcing practices.
The pronounced stair-step whorls and spines of Hemifusus kawamurai help stabilize the shell on soft seabeds, preventing it from sinking too deeply into sand or mud.
This architectural form also discourages predators, making Spinous Stair shells one of the most structurally distinctive members of the false fusus group—and a favorite for collectors seeking bold, sculptural seashells.