ans .Roy. Soc.Edin . 



MR F.RCOVVPER REED On"lOWER PALAEOZOIC HYO L1TH 1 DJE FROM Gl RVAn" PLATE 1 



Vol. XLVIL 





1 



■ -a 





: '\m 





i f 



f. 





14 a. 



14Hb 



21 



J.Green del.lith.et imp. 



