| Species name | Common name | Distribution | Max. Length (cm) |
|---|---|---|---|
| Haploniscus acutirostris Menzies & George, 1972 |
Southeast Pacific | ||
| Haploniscus acutus Menzies, 1962 |
Southeast Atlantic | ||
| Haploniscus aduncus Lincoln, 1985 |
N | ||
| Haploniscus ampliatus Lincoln, 1985 |
N | ||
| Haploniscus angustus Lincoln, 1985 |
Northeast Atlantic | ||
| Haploniscus antarcticus Vanhoffen, 1914 |
Antarctic Indian Ocean | ||
| Haploniscus belyaevi Birstein, 1963 |
Northwest Pacific | ||
| Haploniscus bicuspis (Sars, 1877) |
Northeast Atlantic and the Arctic | ||
| Haploniscus borealis Lincoln, 1985 |
Northeast Atlantic | ||
| Haploniscus bruuni Menzies & George, 1972 |
Southeast Pacific | ||
| Haploniscus capensis Menzies, 1962 |
Southeast Atlantic | ||
| Haploniscus charcoti Chardy, 1975 |
Northeast Atlantic | ||
| Haploniscus curvirostris Vanhoffen, 1914 |
Antarctic Indian Ocean | ||
| Haploniscus excisus Richardson, 1908 |
E | ||
| Haploniscus foresti Chardy, 1974 |
Northeast Atlantic | ||
| Haploniscus furcatus Chardy, 1974 |
Northwest Atlantic | ||
| Haploniscus gernekei Kensley, 1978 |
Western Indian Ocean | ||
| Haploniscus gibbernasutus Birstein, 1971 |
Northwest Pacific | ||
| Haploniscus gnanamuthi George, 2004 |
Western Atlantic | ||
| Haploniscus hamatus Lincoln, 1985 |
Northeast Atlantic | ||
| Haploniscus harrietae George, 2004 |
Northwest Atlantic | ||
| Haploniscus helgei Wolff, 1962 |
Eastern Indian Ocean | ||
| Haploniscus hydroniscoides Birstein, 1963 |
Northwest Pacific | ||
| Haploniscus inermis Birstein, 1971 |
Northwest Pacific | ||
| Haploniscus ingolfi Wolff, 1962 |
North Atlantic and the Arctic | ||
| Haploniscus intermedius Birstein, 1971 |
Northwest Pacific | ||
| Haploniscus kensleyi George, 2004 |
Northwest Atlantic | ||
| Haploniscus kermadecensis Wolff, 1962 |
Southwest Pacific | ||
| Haploniscus laticephalus Birstein, 1971 |
Southwest Pacific | ||
| Haploniscus latus Birstein, 1971 |
Northwest Pacific | ||
| Haploniscus menziesi Birstein, 1963 |
Northwest Pacific | ||
| Haploniscus minutus Menzies, 1962 |
Southwest Atlantic | ||
| Haploniscus monodi Chardy, 1974 |
Southeast Atlantic | ||
| Haploniscus myriamae Chardy, 1974 |
Southeast Atlantic | ||
| Haploniscus nondescriptus Menzies, 1962 |
Southeast Atlantic | ||
| Haploniscus obtusifrons Chardy, 1974 |
Northeast Atlantic | ||
| Haploniscus oviformis Birstein, 1968 |
Antarctic Pacific | ||
| Haploniscus percavix Menzies, 1962 |
North and South Atlantic | ||
| Haploniscus polaris Menzies, 1962 |
Southeast Atlantic | ||
| Haploniscus profundicolus Birstein, 1971 |
Northwest Pacific | ||
| Haploniscus pygmaeus Birstein, 1969 |
Eastern Central Atlantic | ||
| Haploniscus retrospinis Richardson, 1908 |
Northwest Atlantic | ||
| Haploniscus robinsoni Menzies & Tinker, 1960 |
North and Southeast Pacific | ||
| Haploniscus rostratus (Menzies, 1962) |
Southeast Atlantic | ||
| Haploniscus rugosus Menzies, 1962 |
Southeast Atlantic | ||
| Haploniscus similis Birstein, 1968 |
Southwest Pacific | ||
| Haploniscus spatulifrons Menzies, 1962 |
Southeast Atlantic | ||
| Haploniscus spinifer Hansen, 1916 |
Northwest Atlantic | ||
| Haploniscus telus Menzies, 1962 |
Southeast Atlantic | ||
| Haploniscus tricornis Menzies, 1962 |
Southwest Atlantic | ||
| Haploniscus tricornoides Menzies, 1962 |
Southeast Atlantic | ||
| Haploniscus tridens Menzies, 1962 |
Southwest Atlantic | ||
| Haploniscus tropicalis Menzies, 1962 |
Central Atlantic | ||
| Haploniscus tuberculatus Menzies, 1962 |
Southeast Atlantic | ||
| Haploniscus ultraabyssalis Birstein, 1963 |
Western Central Pacific | ||
| Haploniscus unicornis Menzies, 1956 |
Western Central Atlantic |