irregular echinoid

例句：

1. 1. The discovery of this species has sparked a new wave of research on the ocean's biodiversity.
   这种物种的发现激发了对海洋生物多样性的新一波研究。
2. 2. The irregular echinoid is a fascinating creature that lives in the deep sea.
   这种不规则的海生棘皮动物是一种令人着迷的生物，生活在深海中。
3. 3. The irregular echinoid is known for its unique shell shape and coloration.
   这种不规则的海生棘皮动物以其独特的贝壳形状和颜色而闻名。