non calcareous sponges是什么意思

中文翻译无钙海绵类

网络释义

1)non calcareous sponges,无钙海绵类2)calcisponge,钙质海绵3)Calcarea,钙质海绵纲4)Sponge calcium alginat,海藻酸钙海绵5)sphictozoan sponge,串管海绵类6)calcareous sponges,石灰海绵类

In Paleozoic calcisponge reefs calcisponges (inozoans, thalamids, sclerosponges) occurred not only at more than 10 m but also at 0—10m water depth.

古生代生物礁中钙质海绵 (纤维海绵、房室海绵、硬海绵 )的生态位在中三叠世以后被生态竞争能力更强的六射珊瑚所占据。