4.Primary genera of fossils group consist of marine reptiles (ichthyosaurus, thalattosaurus, sauropterygia, placodus), crinoid, ammonite, bivalve, brachiopoda, conodont, fish and plants.

• 化石群主要门类有海生爬行类(鱼龙、海龙、鳍龙、盾齿龙等)、海百合、菊石、双壳、腕足、牙形刺、鱼类和植物。