Édouard Ménétries (October 2, 1802 – April 10, 1861) was a French entomologist. Ménétries was born in Paris, and became a
student of Georges Cuvier and Pierre André Latreille. On their recommendation he was chosen as the zoologist on a Russian
expedition to Brazil in 1822, led by Baron von Langsdorff. On his return he was appointed curator of the Zoological Collection
at St Petersburg. In 1829 he was sent by the Tsar on an exploratory trip to the Caucasus.
Henri Mouhot was a French naturalist and explorer of the mid-19th century. He was born in Montbéliard, Doubs, France - near
the Swiss border, but spent his childhood in Russia and possibly, parts of Asia. He died near Naphan, Laos. He is remembered
mostly in connection to Angkor.