then , in some dead dark hour of the morning he had awakened from a hellish nightmare in which the thing resting on top of the charred samsonite suitcase had not been a teddybear but his mother 's head , and her eyes had opened , and they had been charred ; they were the staring expressionless shoebutton eyes of the teddy-bear , and her mouth had opened , revealing the broken fangs which had been her dentures up until the t.w.a .