noun
perplexed spindle; Fusinus perplexus
A species of sea snail. The name is typically written in katakana as ナガニシ.
ナガニシは細長い殻を持つ巻貝の一種です。
The perplexed spindle is a type of sea snail with a slender shell.
The name ナガニシ likely derives from 長 (naga, 'long') and 螺 (nishi, 'spiral shell'), referring to its elongated shell shape. The exact historical derivation is uncertain.