古群落化石群为原地埋藏；

The oryctocoenose of palaeocommunity is buried in situ;

youdao

文章指出古群落和现代群落的种的相对丰度具有类似的分布，即对数正态分布。

Results indicate that the distribution of species relative abundance of paleocommunity is similar to that of living community and both have logarithmic normal distribution.

youdao

本文运用数理统计方法，并结合现代生态学领域中较新的理论，对四川兴文地区长兴阶的三个古群落进行了结构模式和群落的更替分析。

This paper analyses the structural pattern and community succession of three Changhsingian paleocommunities in Xingwen area by the mathematical statistics method and modern ecologic theory.

youdao