Ernst Gustav Georg Teichmann (20 February 1869, Nienburg – 27 June 1919, Frankfurt am Main) was a German theologian and zoologist known for his investigations in the field of the tsetse fly and for his books on birth, fertilisation, heredity and death.
[1] He spent a prolonged time in Kenya for studies of the tsetse fly and the animal trypanosomiasis.
There he made experiments with hydrogen cyanide to analyse the toxic effect on mosquitoes and lice.
[2] Teichmann was main editor of the ten-volume "Handwörterbuch der naturwissenschaften" (Dictionary of natural sciences).
[3] In 1905 he published Vom Leben und vom Tode, ein Kapitel aus der Lebenskunde, a book later translated into English and issued as "Life and death; a study in biology" (A M Simons, Chicago, C.H.