TEN INDIANA CAVES. 



167 



Fig. 35 Cave Pseudo-scorpion. 

 ( After Hubbard). 

 (Enlarged iy z times.) 



chelre held in the air and, being less than one-tenth 



of an inch in length, is very likely to be overlooked 



unless especial search is made for it. It has been 



taken in Mammoth and 



other Kentucky caves, and 



varies much in regard to the 



development of the eyes; 



some, living without the 



caves, having two eyes with 



the cornea as usual ; others, 



within the caves, having no 



cornea, but retaining the 



silvery dot indicating the 



retina, and still others being 



totally blind. 



Forty or more feet above the crest of Monument 

 Mountain expands "Wallace's Grand Dome." The 

 center piece of this is, "a smooth, elliptical slab of 

 oolitic marble, 60 feet long by 30 wide, .finely con- 

 trasting with the darker limestone, from which it is 

 divided by a deep rim, fringed with long stalactites, 

 curling like leaves of the acanthus." 



Leaving three candles burning a few feet below the 

 summit, we descended the opposite side, and, extin- 

 guishing our lights, as soon as the eye accustomed 

 itself to the surroundings, beheld a scene as grand as 

 human mind can fancy " an indescribable vision, as 

 if an opening had been made into the realms of super- 

 nal splendor." The scene is known as the " Cathedral 

 by Moonlight," the faint candle light reflected from 

 the white, oval dome appearing like a halo of moon- 

 light over the dark crest of the mountain, while the 



