Annular combustion chamber of a turbomachine

An annular combustion chamber for a turbomachine presenting an axial direction, a radial direction, and an azimuth direction, the combustion chamber comprising:

• a first annular wall and a second annular wall, each annular wall defining at least a portion of an enclosure of the combustion chamber,
• wherein the first annular wall and the second annular wall present complementary assembly means that co-operate by engagement in azimuth, and
• wherein the complementary assembly means comprises a plurality of first tongues extending from the first annular wall in azimuth in a first direction, and a plurality of second tongues extending from the second annular wall in azimuth in a second direction, opposite to the first direction, the first and second tongues co-operating by engagement in azimuth.