Acantharia

例句：

1. 1. The spider was caught in the web of a canker-shelled acantharia.
   这只蜘蛛被一种有壳的金龟子网捕获了。
2. 2. The acantharia are known for their bright colors and intricate patterns.
   这种金龟子以其鲜艳的颜色和复杂的图案而闻名。
3. 3.Researchers have discovered new species of acantharia in the Amazon rainforest.
   研究人员在亚马逊雨林发现了新的金龟子物种。