n = 17
| Scientific Name | Author | Valid Name | Family | English Name |
|---|---|---|---|---|
| Cataetyx alleni | (Byrne, 1906) | Cataetyx alleni | Bythitidae | |
| Cataetyx brevis | (Koefoed, 1927) | Cataetyx alleni | Bythitidae | |
| Cataetyx bruuni | (Nielsen & Nybelin, 1963) | Cataetyx bruuni | Bythitidae | |
| Cataetyx chthamalorhynchus | Cohen, 1981 | Cataetyx chthamalorhynchus | Bythitidae | |
| Cataetyx hawaiiensis | Gosline, 1954 | Cataetyx hawaiiensis | Bythitidae | |
| Cataetyx laticeps | Koefoed, 1927 | Cataetyx laticeps | Bythitidae | |
| Cataetyx lepidogenys | (Smith & Radcliffe, 1913) | Cataetyx lepidogenys | Bythitidae | |
| Cataetyx matsubarai | (Arai, 1969) | Cataetyx lepidogenys | Bythitidae | |
| Cataetyx memorabilis | Meyer-Rochow, 1970 | Cataetyx laticeps | Bythitidae | |
| Cataetyx messieri | (Günther, 1878) | Cataetyx messieri | Bythitidae | |
| Cataetyx miki | Cohen, 1981 | Megacataetyx niki | Bythitidae | |
| Cataetyx nielseni | Balushkin & Prokofiev, 2005 | Cataetyx nielseni | Bythitidae | Nielsen's catetyx |
| Cataetyx niki | Cohen, 1981 | Megacataetyx niki | Bythitidae | |
| Cataetyx platycephalus | Smith & Radcliffe, 1913 | Pseudonus squamiceps | Bythitidae | |
| Cataetyx platyrhynchus | Machida, 1984 | Cataetyx platyrhynchus | Bythitidae | |
| Cataetyx rubrirostris | Gilbert, 1890 | Cataetyx rubrirostris | Bythitidae | Rubynose brotula |
| Cataetyx simus | Garman, 1899 | Cataetyx simus | Bythitidae |