Appearance
''Lambis truncata'' is the largest and heaviest of spider shells, up to 40 cm. ''Lambis truncata'' is similar to ''Lambis lambis'' but with a more squarish outline. Younger shells are creamy white; columella and lip usually mauve brown when older.
Naming
Subspecies of ''Lambis truncata'' include:⤷ ''Lambis truncata truncata''
⤷ ''Lambis truncata sebae''
''Lambis truncata truncata'' has a flat apex, while the apex of ''Lambis truncata sebae'' is more pointed.
Distribution
The distribution of ''Lambis truncata'' includes the Indian Ocean off Aldabra, Chagos, Madagascar, Mauritius, Tanzania; the Bay of Bengal and in the Pacific Ocean along the Philippines.Habitat
''Lambis truncata'' lives on rubble and coarse sand in shallow water.References:
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