There was something fungoid in the oily brown skin, something in the clumsy deliberation of the tedious movements unspeakably nasty. Even at this first encounter, this first glimpse, I was overcome with disgust and dread.
Suddenly the monster vanished. It had toppled over the brim of the cylinder and fallen into the pit, with a thud like the fall of a great mass of leather. I heard it give a peculiar thick cry, and forthwith another of these creatures appeared darkly in the deep shadow of the aperture.
I turned and, running madly, made for the first group of trees, perhaps a hundred yards away; but I ran slantingly and stumbling, for I could not avert my face from these things.