[Special behavior of the cloacal glands in Proteus anguineus]

In all hitherto examined Urodeles, the cloacal glands are flowing into the cloaca jointly with the hedonic glands, only with the exception of Proteus anguineus, where the cloacal glands are open to the cloaca but the hedonic glands are falling via cutaneous pores on both sides of the cloacal slit.