| | | Bathonian--series of English strata from | | | | | Cornbrash down to Fuller's Earth. | | | | | Bajocian--Inferior Oolite of England. | | | | | Lassic--divisible into (1) Upper Lias | | | | | or Toarcian, (2) Middle Lias, Marlstone | | | | | or Charmouthian, (3) Lower Lias of | | | | | Sinemurian and Hettangian. | | | +---+-------------------------------------------+----------------------------------+ | | | In Germany and western Europe this | In New York, Connecticut, New | | | T | division represents the deposits of | Brunswick, and Nova Scotia | | | r | inland seas or lagoons, and is divisible| a series of red sandstone | | | i | into the following stages in descending | (Newark series) contains land- | | | a | order: (1) Rhaetic, (2) Keuper, (3) | plants and labyrinthodonts | | | s | Muschelkalk, (4) Bunter. In the | like the lagoon type of central| | | s | eastern Alps and the Mediterranean | and western Europe. On the | | | i | basin the contemporaneous sedimentary | Pacific slope, however, marine | | | c | formations are those of open clear | equivalents occur, representing| | | . | sea, in which a thickness of many | the pelagic type of south- | | | | thousand feet of strata was accumulated.| eastern Europe. | +---+---+-------------------------------------------+----------------------------------+ | | P | Thuringian--Zechstein, Magnesian | To this division of the geologi- | | | e | Limestone; named from its development | cal record the Upper Barren | | | r | in Thuringia; well represented | Measures of the coal-fields of | | | m | also in Saxony, Bavaria and Bohemia. | Pennsylvania, Prince Edward | | | i | Saxonian--Rothliegendes Group; Red | Island, Nova Scotia and | | | a | Sandstones, &c. | New Brunswick have been | | | n | Autunian--where the strata present the | assigned. | | | . | lagoon facies, well displayed at Autun | Farther south in Kansas, Texas, | | | | in France; where the marine type is | and Nebraska the representa- | | | | predominant, as in Russia, the group | tives of the division have an | | | | has been termed Artinskian. | abundant marine fauna. | | +---+-------------------------------------------+----------------------------------+ | | C | Stephanian or Uralian--represented in | Upper productive Coal-measures.