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This topic has appeared in the trending rankings 1 time(s) in the past year. While it does not trend frequently, its appearance suggests a renewed or concentrated surge of public interest.
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Amynthas_japonicus entered the ranking for the first time today at position #. This is its highest position ever recorded.
This topic has appeared in the English Wikipedia rankings 1 time. It first appeared on 2026-06-02 and was most recently seen on 2026-06-02.
Megascolecidae earthworm Amynthas japonicus is an extinct Japanese native probably collected from Nagasaki in the 1820s. It was one of three native earthworms featured in Dr P.F.B. von Siebold's extensive collection and recorded as one of Japan's earliest pheretimoid species. It is now deemed extinct given that a 2018 Nagasaki expedition and earlier 1930s reports failed to locate it. It is featured on The Recently Extinct Plants and Animals Database.
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