钙质海绵

  • 网络Calcarea
钙质海绵钙质海绵
  1. 在塔里木盆地北部首次发现了主要由蓝绿藻和钙质海绵组成的晚奥陶世生物礁。

    Late Ordovician organic reefs composed of cyanophyta and calcareous sponge were firstly discovered in northern Tarim basin .