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 of "Ascanio in Alba" (1771) and "Lucio Silla" (1772). Leopold hoped that these visits would result in a professional appointment for his son, and indeed ruling Archduke Ferdinand contemplated hiring Mozart but owing to his mother Empress Maria Theresa's reluctance to employ "useless people", the matter was dropped and Leopold's hopes were never realized. Toward the end of the journey, Mozart wrote the solo motet "Exsultate, jubilate", K. 165. After finally returning with his father from Italy on 13 March 1773, Mozart was employed as a court musician by the ruler of Salzburg, Prince-Archbishop Hieronymus Colloredo. The composer had a