Mariachi states of Colima, Nayarit, and Michoacán have also claimed it. However, by the late 19th century, the music was firmly centered in Jalisco. Most legends put the origin of the modern mariachi in the town of Cocula, Jalisco. The distinction from son to modern mariachi comes from the modification of the music. By the end of the nineteenth century, the European art music tradition was firmly transplanted to Mexico, with opera, salon music, waltzes, and more written and performed both by Europeans and Mexicans in the country. One variety was the salon orchestras called "orquestas típicas" that performed in more
Mariachi varies depending on the availability of musicians. The usual mariachi group today consists of as many as eight violins, two trumpets and at least one guitar. Traditional mariachi guitars include the vihuela, a high-pitched, round-backed guitar that provides rhythm, and a bass guitar called a guitarrón, which also provides rhythm. Sometimes a Mexican folk harp provides bass and ornaments the melody. All are Mexican variations of European instruments. There is generally no lead singer as in other kinds of group with all players singing choruses and taking turns singing the lead. Often the lead singer is assigned to a certain