New information on Araxoceratidae Ruzhencev

MA Jun-wen. New information on Araxoceratidae Ruzhencev[J]. COAL GEOLOGY & EXPLORATION, 2002, 30(1): 7-13.

Citation:

MA Jun-wen. New information on Araxoceratidae Ruzhencev[J]. COAL GEOLOGY & EXPLORATION, 2002, 30(1): 7-13.

Citation:

MA Jun-wen. New information on Araxoceratidae Ruzhencev[J]. COAL GEOLOGY & EXPLORATION, 2002, 30(1): 7-13.

Abstract

The described ammonitida fossils are collected from Yichun and Anfu places,being relation to 1 new family,5 new genus,8 new species and 1 undefinited species.According to Huaqiaoceratidae fam.nov.and Yichunoceras gen.nov.the evolut ion of ammonitida is described,and the international stratigraphic correlation i s discussed.

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