amphioxus

American  

[am-fee-ok-suhs] / ˌæm fiˈɒk səs /

noun

plural

amphioxi, amphioxuses

1. Zoology. lancelet.

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amphioxus British  

/ ˌæmfɪˈɒksəs /

noun

1. another name for the lancelet

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amphioxus Scientific  

/ ăm′fē-ŏk′səs /

1. See lancelet

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Etymology

Origin of amphioxus

1830–40; < New Latin: literally, sharp at both ends < Greek amphi- amphi- + oxýs pointed

Example Sentences

All homeobox genes identified in the genomes of the two hemichordates and amphioxus are listed in the Supplementary Table for Extended Data Fig.

From Nature • Nov. 17, 2015

The hemichordate genomes exhibit extensive conserved synteny with amphioxus and other bilaterians, and deeply conserved non-coding sequences that are candidates for conserved gene-regulatory elements.

From Nature • Nov. 17, 2015

All homeobox genes identified in the genomes of the two hemichordates and amphioxus are listed in the Supplementary Table for Extended Data Fig.

From Nature • Nov. 17, 2015

Then we calculated the orthologous gene groups shared by each amphioxus ALG–Saccoglossus scaffold pair and generated the dot plot as described in Supplementary Note 7.

From Nature • Nov. 17, 2015

These early predecessors of man, thus seen in the dim recesses of time, must have been as lowly organised as the lancelet or amphioxus, or even still more lowly organised.

From The Descent of Man and Selection in Relation to Sex, Vol. I by Darwin, Charles