Pieter Wagenaar Hummelinck

* 1907 – 2003 †

Kingdom of the Netherlands

Mithracidae

Collected Mithracidae and identified Cassiopeidae

Robert Frederick Inger
Robert Frederick Inger

* September 10, 1920 – April 12, 2019 †

United States

Ranidae

Collected Ranidae and identified Megophryidae

Beatrice Vogel

* February 03, 1930 – December 07, 2018 †

United States

Lycosidae

Collected Lycosidae and identified Lycosidae

Wolfgang Karl Weyrauch

* 1907 – 1970 †

Germany

Odontostomidae

Collected Odontostomidae and identified Valloniidae