124 



PEOP. T. M'KENNT HUGHES 



age, but after glacial conditions had entirely passed away in the 

 Yale of Clwyd — that, in fact, the deposit is postglacial. 



It was obvious that if the deposits in and outside the cave were 

 of direct glacial origin, the rock-face which had been so rapidly and 

 quietly covered that the fine earth and bones had not been swept 

 away might be expected to show marks of glaciation • and the wish 

 being father to the thought, it was stated that the rock was rounded 

 and smoothed by ice from the north. On the contrarj^ however, 

 veins and less soluble sparry portions of the rock stood out in lines 

 and bands all over the rock in a manner never seen on any ice- 

 worn rock. On the occasion of reading my former paper I exhibited 

 specimens of the rock illustrating this point. 



Fig. 2. — Vieiv of upper opening into Cae Gwyn Cave, looking north- 

 east. (From a water-colour sketch by Mrs. M'Kenny Hughes.) 



The point of view is indicated by the arrow/ on the ground-plan, fig. 8. (p. 135). 

 The left-hand figure is represented looking into the cave towards the 

 entrance. Behind him, in the direction of the handle of the pick, is the 

 continuation of the cave not yet explored. 



There was sufficient evidence also that the rock did not owe its 



