Flute hyperbass are other rare forms of the flute pitched two, three, and four octaves below middle C respectively. Other sizes of flutes and piccolos are used from time to time. A rarer instrument of the modern pitching system is the treble G flute. Instruments made according to an older pitch standard, used principally in wind-band music, include D piccolo, soprano flute (the primary instrument, equivalent to today's concert C flute), F alto flute, and B bass flute. The bamboo flute is an important instrument in Indian classical music, and developed independently of the Western flute. The Hindu God Lord Krishna
Subcontrabass flute "". Subcontrabass flute The subcontrabass flute is one of the largest instruments in the flute family, measuring over long. The instrument can be made in the key of G, pitched a fourth below the contrabass flute in C and two octaves below the alto flute in G; which is sometimes also called double contra-alto flute, or in C, which will sound three octaves lower than the C flute. The subcontrabass flute is rarely used outside of flute ensembles. It is sometimes called the "gentle giant" of the flute family because of its gentle sound. At present, the subcontrabass flute is