掘くっ足そく綱こう

noun

Scaphopoda; tooth shells; tusk shells

Taxonomic class of marine molluscs with tubular, tusk-shaped shells. Used in biological contexts.

• 掘くっ足そく綱こうは、ツノガイ類るいを含ふくむ軟なん体たい動どう物ぶつの一いち群ぐんです。

  Scaphopoda is a group of molluscs that includes tusk shells.