John Mason Clarke
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John Mason Clarke (April 15, 1857 – May 29, 1925), U.S. teacher, geologist and palaeontologist.
Standard IPNI form: J.M.Clarke
⧼(List may be incomplete)⧽
- Clarke, J.M. 1885. On the higher Devonian faunas of Ontario County, New York. Bulletin of the U.S. Geological Survey 16: 1–80. reference page