Uncitidae

2 people collected specimens from data in GBIF

John Mason Clarke

April 15, 1857 – May 29, 1925

United States

Collected Spirigerellidae and identified Sporadoceratidae

Adam August Krantz

December 06, 1808 – March 30, 1872

Germany

Collected Lepidodendraceae and identified Planorbidae