Stauroteuthis

例句：

1. 1. The fossilized shell of a Stauroteuthis was discovered in the ocean depths.
   在海洋深处发现了一种螺形虫化石。
2. 2. Scientists are still studying the life cycle of Stauroteuthis to better understand its evolution.
   科学家仍在研究螺形虫的生命周期，以更好地了解其进化。
3. 3. The discovery of Stauroteuthis has sparked interest in marine biodiversity research.
   发现螺形虫引起了对海洋生物多样性研究的极大兴趣。