Midland naturalist . edup, almost perpendicularly, and in some places strangely contorted. It wasstated that these beds attain here a thickness of 26,000ft., consisting of slates,schistose flags, and grits ; and they are remarkable as containing the earliestevidences of animal life known in this country, consisting of the burrows ofmarine worms, (Arenicolites,) thus showing that these were littoral vast length of time it must have taken for the deposition of beds of thisenormous thickness, (nearly equal to the loftiest Himalayas,) and the regulardepression of the land surface duri
Midland naturalist . edup, almost perpendicularly, and in some places strangely contorted. It wasstated that these beds attain here a thickness of 26,000ft., consisting of slates,schistose flags, and grits ; and they are remarkable as containing the earliestevidences of animal life known in this country, consisting of the burrows ofmarine worms, (Arenicolites,) thus showing that these were littoral vast length of time it must have taken for the deposition of beds of thisenormous thickness, (nearly equal to the loftiest Himalayas,) and the regulardepression of the land surface during that long period, are subjects of greatgeological interest and importance. The party ascended to the pole at the topof the hill, (1,674ft. above the sea,) and were just able to get a brief glimpse ofthe surrounding country, with its numerous hills, when the rain came on andnecessitated a hasty retreat to the shelter of the hotel, where an acceptabledinner was provided, after which the party returned home. Plal a*-. Jia.
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Keywords: ., bookcentury1800, bookdecade1870, bookp, booksubjectnaturalhistory
