Margarites ryukyuensis Okutani, Sasaki, and Tsuchida, 2000

Margarites ryukyuensis Okutani, Sasaki, and Tsuchida, 2000

At 9801010 meters, Okinawa Trough (9.8 and 9.1 mm.). Image copyright 2016 by Simon Aiken and used with permission.

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