| Nominal Species (n = 32) | Present allocation (n = 31) | Ref. |
|---|---|---|
| Zygophylax adhaerens Fraser, 1938 | Zygophylax adhaerens | 19 |
| Zygophylax africana Stechow, 1923 | Zygophylax africana | 8278 |
| Zygophylax bathyphila Leloup, 1940 | Zygophylax bathyphila | 8278 |
| Zygophylax biarmata Billiard, 1905 | Zygophylax biarmata | 3125 |
| Zygophylax bifurcata Billard, 1942 | Zygophylax bifurcata | 8278 |
| Zygophylax binematophoratus Vervoort & Watson, 2003 | Zygophylax binematophoratus | 8278 |
| Zygophylax brevitheca Jäderholm, 1919 | Zygophylax brevitheca | 8278 |
| Zygophylax brownei Billard, 1924 | Zygophylax brownei | 3125 |
| Zygophylax crozetensis Millard, 1977 | Zygophylax crozetensis | 8278 |
| Zygophylax curvitheca Stechow, 1913 | Zygophylax curvitheca | 8278 |
| Zygophylax echinata Calder & Vervoort, 1998 | Zygophylax echinata | 8774 |
| Zygophylax elongata Ramil & Vervoort, 1992 | Zygophylax elongata | 8278 |
| Zygophylax geminocarpa Millard, 1958 | Zygophylax geminocarpa | 8278 |
| Zygophylax inconstans Miljard, 1977 | Zygophylax biarmata | 75097 |
| Zygophylax infundibulum Millard, 1958 | Zygophylax infundibulum | 8278 |
| Zygophylax kurilensis Antsulevich, 1988 | Zygophylax kurilensis | 8278 |
| Zygophylax leloupi Ramil & Vervoort, 1992 | Zygophylax leloupi | 8774 |
| Zygophylax lighti Gu & Song, 2022 | Zygophylax lighti | 3477 |
| Zygophylax millardae Rees & Vervoort, 1987 | Zygophylax millardae | 8278 |
| Zygophylax pacifica Stechow, 1920 | Zygophylax pacifica | 8278 |
| Zygophylax parapacificus Vervoort & Watson, 2003 | Zygophylax parapacificus | 8278 |
| Zygophylax polycarpa Vervoort & Watson, 2003 | Zygophylax polycarpa | 8278 |
| Zygophylax profunda Quelch, 1885 | Zygophylax profunda | 8278 |
| Zygophylax pseudosibogae Gu, Moura & Song, 2022 | Zygophylax pseudosibogae | 3477 |
| Zygophylax recta Jarvis, 1922 | Zygophylax recta | 8278 |
| Zygophylax sagamiensis Hirohito, 1983 | Zygophylax sagamiensis | 8278 |
| Zygophylax sibogae Billard, 1918 | Zygophylax sibogae | 19 |
| Zygophylax tankahkeei Gu & Song, 2022 | Zygophylax tankahkeei | 3477 |
| Zygophylax tizardensis Kirkpatrick, 1890 | Zygophylax tizardensis | 8278 |
| Zygophylax tottoni Rees & Vervoort, 1987 | Zygophylax tottoni | 19 |
| Zygophylax unilateralis Totton, 1930 | Zygophylax unilateralis | 19 |
| Zygophylax valdiviae Stechow, 1923 | Zygophylax valdiviae | 8278 |