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Records of bluntnose sixgill shark, Hexanchus griseus (Bonnaterre, 1788) from Suruga Bay, Japan [in Japanese], Report of Japanese Society for Elasmobranch Studies, 38, 20–28
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Records of the ragged-tooth shark, Odontaspis ferox, from the Suruga bay and Sagami Bay [in Japanese], Report of Japanese Society for Elasmobranch Studies, 37, 4–11