| Species name | Common name | Distribution | Max. Length (cm) |
|---|---|---|---|
| Iophon abnormale Ridley & Dendy, 1886 |
Antarctic Indian Ocean | ||
| Iophon aceratum Hentschel, 1914 |
Antarctic Pacific | ||
| Iophon cheliferum Ridley & Dendy, 1886 |
Antarctic Indian Ocean | ||
| Iophon chilense Desqueyroux-Faundez & van Soest, 1996 |
Southeast Pacific | ||
| Iophon dubium (Hansen, 1885) |
Arctic and Northern Atlantic | ||
| Iophon gaussi Hentschel, 1914 |
Antarctic Atlantic | ||
| Iophon koltuni Morozov, Sabirov & Zimina, 2019 |
Arctic and North Atlantic | ||
| Iophon laminale Ridley & Dendy, 1886 |
Antarctic Indian Ocean | ||
| Iophon minor (Brøndsted, 1924) |
Southwest Pacific | ||
| Iophon piceum (Vosmaer, 1882) |
Pitch-black horny sponge | Northern Atlantic and the Arctic | |
| Iophon proximum (Ridley, 1881) |
Chilean breadcrumb sponge | Cosmopolitan | |
| Iophon radiatum Topsent, 1901 |
Indo-Pacific and the Antarctic | ||
| Iophon terranovae Calcinai & Pansini, 2000 |
Antarctica | ||
| Iophon tubiforme Desqueyroux-Faundez & van Soest, 1996 |
Southeast Pacific | ||
| Iophon unicorne Topsent, 1907 |
Southern Oceans |