Alexander Alexandrovich Yakhontov (Russian: Александр Александрович Яхонтов; , Moscow – 17 November 1973, Moscow) was an entomologist who specialized in Lepidoptera.
Jachontov described many new taxa mostly at the subspecies level and wrote biogeographic works notably on the Rhopalocera of the Vladimir and Nizhny Novgorod regions and those of the Caucasus. He wrote Nashi dnevnye babochki (Our Butterflies) published in Moscow in 1935. Virtual International Authority File
His work appears in Revue Russe d’Entomologie, Moscow Izvestia Moskovskogo entomologicheskogo obstshestva, Moscow Izvestija Kavkazskogo Museja, Tiflis Ent., Mater. Pozn. Fauny Flory SSSR
The species Pararge jachontovi sheljuzhko was named for him.Pedagogical Encyclopedia in 4 Volumes. Ed. by I. A. Kairov. Moscow, Soviet Encyclopedia Publ., 1968. — T. 4. I.A. Cairow (ed.), Педагогическая энциклопедия в 4-х томах. Т. 4. (Pedagogicheskaya enciklopedija w 4-ch tomach), Sovetskaya Enciklopedija, 1968.Pedagogical Encyclopedic Dictionary / Ch. Ed. by B. M. Bim-Bad. Moscow, Bolshaya Rossiyskaya Entsiklopediya Publ., 2003. B.M. Bim-Bad (ed.), Педагогический энциклопедический словарь (Pedagogicheskiy encyclopedicheskiy slovak), Большая Российская энциклопедия, 2003.
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