Large Giant Spider Conch Shell (Lambis truncata) with Periostracum

This impressive Lambis truncata, commonly known as the Giant Spider Conch, measures 12-14 inches long and retains its natural periostracum, the fibrous organic outer layer that is usually worn or cleaned away. Its rich brown, textured surface and extended flaring arms give this specimen a dramatic, authentic profile prized by shell collectors.

Dimensions:

• 12-14 inches in length

Features:

• Authentic Lambis truncata (Giant Spider Conch) specimen
• Rare periostracum layer intact for natural, earthy texture
• Large 12-14 inch size with elongated arms and bold structure
• Exact shell pictured, display ready
• A standout for coastal decor, marine-inspired interiors, and fine shell collections

A distinguished piece for collectors and coastal enthusiasts alike, this Giant Spider Conch offers a rare natural finish that polished or bleached examples simply cannot match.