Concept
Emil Frey-Gessner (19 March 1826, in Aarau – 24 July 1917, in Genf) was a Swiss entomologist. At first Emil Frey-Gessner studied mechanical engineering and was until 1865 technical director in the Frey-Gessner family cotton mill. Later he studied natural sciences at the Eidgenössische Technische Hochschule Zürich and became a District Teacher in Brugg then in the Canton of Aarau. From 1872 he was conservator of the entomological collections at the new museum of Geneva University. He was Dr. hc of the University of Geneva. Partial list Frey-Gessner, E. 1862 Beiträge zur Hemiptern-Fauna des Ober-Wallis. Mittheilungen der Schweizerischen entomologischen Gesellschaft, Schaffhausen 1 (1862-1865) (1) 24-31 Frey-Gessner, E. 1862 Ein neuer Anthocoride. Mittheilungen der Schweizerischen entomologischen Gesellschaft, Schaffhausen 1 (1862-1865) (1) 31-32 Frey-Gessner, E. 1863: Die Salden der Umgegend von Aarau. Mittheilungen der Schweizerischen entomologischen Gesellschaft, Schaffhausen 1 (1862-1865) (4) 116-117 Frey-Gessner, E. 1863: Drei neue Hemiptern. Mittheilungen der Schweizerischen entomologischen Gesellschaft, Schaffhausen 1 (1862-1865) (4) 117-119 Frey-Gessner, E. 1863: Orthopterologisches. [Ueber Chorthippus stigmaticus Ramb]. Mittheilungen der Schweizerischen entomologischen Gesellschaft, Schaffhausen 1 (1862-1865) (4) 120 Frey-Gessner, E. 1863 Orthopterologisches. [Ueber Chorthippus stigmaticus Ramb]. Mittheilungen der Schweizerischen entomologischen Gesellschaft, Schaffhausen 1 (1862-1865) (4) 120 Frey-Gessner, E. 1865. Orthopterologisches. [Chorthippus= Stenobothrus stigmaticus Ramb. in Wallis.] Mithh. schweiz. ent. Ges., Lausanne, 1, p. 120. Frey-Gessner, E. 1865. Beitrag zur rhaetischen Orthopterenfauna. Jahresber. Naturf. Ges. Graubünden 10 [1863-64]: 30–37; Chur. Frey-Gessner, E. 1868. [Einige Orthoptern und deren Vorkommen] Mitt. Schweiz. Entomol. Ges. 2 [1866]: 150. Frey-Gessner, E. 1872. Kurze Sammelnotiz aus dem Wallis. Mitt. Schweiz. Entomol. Ges. 3: 17–18. Frey-Gessner, E. 1872. Orthopterologisches.