| Nominal Species (n = 30) | Present allocation (n = 29) | Ref. | 
|---|---|---|
| Branchiostoma africae Hubbs, 1927 | Branchiostoma africae | 19 | 
| Branchiostoma arabiae Webb, 1957 | Branchiostoma arabiae | 19 | 
| Assymetron australis Raffe, 1912 | Epigonichthys australis | 19 | 
| Branchiostoma bazarutense Gilchrist, 1923 | Branchiostoma bazarutense | 19 | 
| Branchiostoma belcheri Gray, 1847 | Branchiostoma belcheri | 19 | 
| Branchiostoma bennetti Boschung & Gunter, 1966 | Branchiostoma bennetti | 19 | 
| Branchiostoma bermudae Hubbs, 1922 | Branchiostoma bermudae | 19 | 
| Branchiostoma californiense Andrews, 1893 | Branchiostoma californiense | 19 | 
| Branchiostoma capense Gilchrist, 1902 | Branchiostoma capense | 19 | 
| Branchiostoma caribaeum Sundevall, 1853 | Branchiostoma caribaeum | 19 | 
| Epigonichthys cultellus Peters, 1877 | Epigonichthys cultellus | 19 | 
| Branchiostoma elongatum Sundevall, 1852 | Branchiostoma elongatum | 19 | 
| Branchiostoma floridae Hubbs, 1922 | Branchiostoma floridae | 19 | 
| Branchiostoma gambiense Webb, 1958 | Branchiostoma gambiense | 19 | 
| Asymmetron inferum Nishikawa, 2004 | Asymmetron inferum | 766 | 
| Amphioxus japonicus Willey, 1897 | Branchiostoma japonicum | 3477 | 
| Amphioxus lanceolatus Pallas, 1774 | Branchiostoma lanceolatum | 19 | 
| Branchiostoma leonense Webb, 1956 | Branchiostoma leonense | 19 | 
| Branchiostoma longirostrum Boschung, 1983 | Branchiostoma longirostrum | 19 | 
| Asymmetron lucayanum Andrews, 1893 | Asymmetron lucayanum | 19 | 
| Branchiostoma malayanum Webb, 1956 | Branchiostoma malayanum | 19 | 
| Assymetron maldivensis Forster Cooper, 1903 | Epigonichthys maldivensis | 19 | 
| Branchiostoma minucauda Whitley, 1932 | Branchiostoma minucauda | 19 | 
| Branchiostoma moretonensis Kelly, 1966 | Branchiostoma mortonense | 1478 | 
| Branchiostoma mortonense Kelly, 1966 | Branchiostoma mortonense | 19 | 
| Branchiostoma nigeriense Webb, 1955 | Branchiostoma nigeriense | 19 | 
| Branchiostoma platae Hubbs, 1922 | Branchiostoma platae | 19 | 
| Branchiostoma senegalense Webb, 1955 | Branchiostoma senegalense | 19 | 
| Branchiostoma tattersalli Hubbs, 1922 | Branchiostoma tattersalli | 19 | 
| Branchiostoma virginiae Hubbs, 1922 | Branchiostoma virginiae | 19 |