amphioxus

• POS: Noun
• HYPHEN: am=phi=ox=us

CIDE DICTIONARY

amphioxus, n. [NL., fr. Gr. + sharp.].

 A fishlike creature (Amphioxus lanceolatus), two or three inches long, found in temperature seas; -- also called the lancelet. Its body is pointed at both ends. It is the lowest and most generalized of the vertebrates, having neither brain, skull, vertebræ, nor red blood. It forms the type of the group Acrania, Leptocardia, etc.  [1913 Webster]

OXFORD DICTIONARY

amphioxus, n. any lancelet of the genus Branchiostoma (formerly Amphioxus).

Etymology

mod.L, formed as AMPHI- + Gk oxus sharp