松辽盆地白垩系砂岩以长石岩屑砂岩和岩屑长石砂岩为特征。
The main types of clastic sandstones are feldspathic litharenite and lithic arkose in the Cretaceous of the Songliao basin.
本文论述了松辽盆地白垩系介形类化石分布的地层意义和介形类化石的盛衰与磁性地层的关系。
The paper discusses the strata significance of the Cretaceous Ostracoda fossil distribution and the relationship between the flourish and decline of Ostracoda with Magnetostratigraphy.
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