302 LA TOUCHE : GEOLOGY OF NORTHERN SHAN STATED 



determined. They consist of a very small species of Pteria 

 (Avicula), three very small gastropods referred to Worthenia, and 

 perhaps species of Loxonema and Acteonina. All that can be said 

 of them, as Miss Healey remarks, is that they "may very well be 

 of Rhsetic or lower Liassic age." 



