undescribed

1.The video also revealed a previously undescribed feature of these fish — its eyes are surrounded by a transparent, fluid-filled shield that covers the top of the fish's head.

这段视频揭示了管眼鱼之前曾被述的显著特征——它的眼睛周围是充满液体的透头部外壳，这一区域于这种鱼头部顶端。

2.Based on a study that included a single undescribed Malagasy species in the spider genus Anelosimus, investigators found that this species could be grouped within a clade of NewWorld social species.

基于包括一个单一的没述的马达加斯加球蛛科种类，调查人发现这个种类可能是新大陆社会种类的一个分支。