Key Identification Features
- Young individuals have distinct zigzag patterns on these ridges.
- The shell’s interior is also white, and it features a large triangular purple stain.
- Its shell ranges from broadly oval to quadrate in shape, with umbones positioned distinctly toward the anterior end.
- The pallial line and adductor scars are distinct.
For instant identification in the field, use the iNature app — AI-powered, works offline.