Froggatt, Walter Wilson

* June 13, 1858 – March 18, 1937 †

Australia

Identified Formicidae and collected Formicidae

Townsend, Charles Henry Tyler

* December 05, 1863 – March 17, 1944 †

United States

Identified Euphorbiaceae and collected Asteraceae

Joseph Tyrrell
Tyrrell, Joseph

* November 01, 1858 – August 26, 1957 †

Canada

Collected Unionidae