Eleutherodactylus amadeus Eleutherodactylus amadeus Eleutherodactylus amadeus, commonly known as Mozart's frog or Haitian robber frog, is a species of frog in the family Eleutherodactylidae. It is endemic to the Massif de la Hotte, southwestern Haiti. After not having been seen after 1991, the species was reported again in 2011. "Eleutherodactylus amadeus" is named after the composer Wolfgang Amadeus Mozart "for the remarkable resemblance of the wide-band audiospectrogram of this species to musical notes." Males measure on average and females in snout–vent length. The maximum length is . The dorsum is smooth. The dorsal pattern is variable; the most common patterns are reverse
Wolfgang Amadeus Mozart Theme from Mozart's Opera "Die Zauberflöte" (1822), Frédéric Chopin's Variations on "Là ci darem la mano" from "Don Giovanni" (1827), and Max Reger's Variations and Fugue on a Theme by Mozart (1914), based on the variation theme in the piano sonata K. 331; Pyotr Ilyich Tchaikovsky wrote his Orchestral Suite No. 4 in G, "Mozartiana" (1887), as a tribute to Mozart. For unambiguous identification of works by Mozart, a "Köchel catalogue number" is used. This is a unique number assigned, in regular chronological order, to every one of his known works. A work is referenced by the abbreviation "K." or