Greek musical instruments were grouped under the general term of Lyre, all developments from the original construction of a tortoise shell with two branching horns, having also a cross piece to which the strings were attached.The strings varied in number from an original three to ten or even more in the later period, like the Byzantine era. Greek musical instruments can be classified into the following categories:

• Aulos
• Barbiton
• Chelys
• Cithara (or Kithara)
• Crotalum
• Epigonion
• Harp
• Lyre
• Organon
• Pan flute (Syrinx)
• Pandura
• Phorminx
• Rhoptron
• Salpinx
• Psaltery
• Tambourine
• Trigonon
• Water organ