The invention relates to an internal gear pump (1), in particular for a motor vehicle (4), for delivering a fluid, comprising an internal gear (5) having an internally toothed ring (6), an external gear (8) having an externally toothed ring (9), wherein the teeth (7, 10) of the internal and external gear (5, 8) engage with one another, a working chamber (32) being formed between the internal gear (5) and the external gear (8), wherein the external gear (8) is provided with at least one particle-receiving-chamber (17) for receiving particles from the fluid.