Appearance
The shell of "Lioconcha castrensis" reaches a maximum length of about 55 mm; it is the largest species in the genus "Lioconcha". The shape of the shell is trigonal ovate, with a subtruncated posterior margin and a rounded ventral and anterior margin. This species is equivalve. The valves are quite thick and show fine wrinkled growth lines. This species has a wide range of variations. Usually the shell has blue-black to tan zigzag lines and chestnut-brown blotches on a generally white background. The interior is white.Distribution
This species has a wide Indo-West Pacific distribution.References:
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