noun
enteropneusts; acorn worms
Rare technical term in zoology; refers to hemichordates of the class Enteropneusta. Typically encountered in academic or specialized contexts.
腸鰓類は半索動物門に属する海産無脊椎動物の一群である。
Enteropneusts are a group of marine invertebrates belonging to the phylum Hemichordata.
The term is composed of 腸 (intestine), 鰓 (gill), and 類 (class/group), reflecting the anatomical features of these animals. The exact historical derivation is uncertain; the spelling is conventionally associated with the taxonomic group.