Busycotypus | Busycon Opercula

Busycotypus | Busycon Opercula

1. Busycotypus spiratus (Lamarck, 1816) (23 mm.) 3. Busycon carica (Gmelin, 1791)
2. Busycotypus canaliculatus (Linnaeus, 1758) (32 mm.) 4. Busycon perversum (Linnaeus, 1758)

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