TRILOBITE HUNTING. 



197 



whole of this district is classic ground for the 

 geologist. Exquisite scenery affords additional at- 

 tractions to the delights which the Knight of the 

 Hammer never fails to experience when pursuing his 

 favourite hobby. All along through the wild, weird 

 valleys, and over the rugged mountains, there are 

 ever-changing and most fascinating panoramas. 

 When Dolgelly is reached it will be found as good 

 a centre for the trilobite hunter as for the tourist 

 who is in search of bewitching scenery. In this 

 neighbourhood may easily be obtainedthe Concoryphe 



FIG. 52. 



Agnostus pit&emit 

 (Upper side). 



FIG. 53. 



Agnostus pisiformis 

 (Lower side). 



and the Agnostus (Figs. 52, 53), which, as we shall 

 see, is of great importance for the light it sheds 

 on the subject of the development of the trilobite, 

 while the Llandeilo flags of the locality never fail 

 to yield the pretty Ogygia. The Silurians near 

 Llangollen contain numbers of Phacops, Calymene, 

 etc., and here, too, the most enchanting landscapes 

 are spread out in all directions. It is one of the 

 charms of geology that its practical study brings 

 us into the presence of natural beauties which the 

 average tourist never discovers, while at the same 

 time it adds to these attractions of scenery a love- 



