Elements of geology, or, The Elements of geology, or, The ancient changes of the earth and its inhabitants as illustrated by geological monuments elementsofgeolog00lyel Year: 1868 Ch. XXIL] MUSCHELKALK AND FOSSILS. 439 sandstein; and Avicula socialis (fig. 472), having a similar range, is found in great numbers in the Muschelkalk of Germany, France, and Poland. Fig. 471. Estheria (Posidonia) mi- nuta, Goldf. (Posido- twmya minuta, Bronn.) Fiff. 472. Avicula socialis. b. Side view Characteristic of the Muschelkalk. The abundance of the heads and stems of lily encrinites, Encrinus liliiformi
Elements of geology, or, The Elements of geology, or, The ancient changes of the earth and its inhabitants as illustrated by geological monuments elementsofgeolog00lyel Year: 1868 Ch. XXIL] MUSCHELKALK AND FOSSILS. 439 sandstein; and Avicula socialis (fig. 472), having a similar range, is found in great numbers in the Muschelkalk of Germany, France, and Poland. Fig. 471. Estheria (Posidonia) mi- nuta, Goldf. (Posido- twmya minuta, Bronn.) Fiff. 472. Avicula socialis. b. Side view Characteristic of the Muschelkalk. The abundance of the heads and stems of lily encrinites, Encrinus liliiformis (fig. 473), (or Encrinites moniliformis), shows the slow manner in which some beds of this limestone have Fig. 473. heen formed in clear sea-water. The star-fish Jji^ja, ||j|\ V^ called Aspidura loricata (fig. 474) is as yet pecu- â ^-PH liar to the Muschelkalk. In the same formation are Fig. 474.
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