Type species: Lepralia bispinosa Johnston, 1847
This genus includes the species:
| Rhynchozoon angulatum | Levinsen 1909 | Recent | Philippines, NZ |
| Rhynchozoon ardeolum | Ryland & Hayward 1992 | Recent | Australia (GBR) |
| Rhynchozoon beatulum | Hayward & Cook, 1983 | Recent | S Africa |
| Rhynchozoon bifurcum | Harmer, 1957 | Recent | Indo-Pacific |
| Rhynchozoon bispinosum | (Johnston, 1847) | Recent | Europe |
| Rhynchozoon capoblanquense | Weisbord, 1967 | Tertiary | Venezuela |
| Rhynchozoon caribense | Weisbord, 1967 | Tertiary | Venezuela |
| Rhynchozoon compactum | (Thornely, 1905) | Recent | Indo-Pacific |
| Rhynchozoon corniger | Canu & Bassler, 1928 | Recent | Gulf of Mexico |
| Rhynchozoon crenulatum | (Waters, 1887) | Recent | New Zealand |
| Rhynchozoon curtum | Canu & Bassler, 1923 | Tertiary | USA |
| Rhynchozoon detectum | Harmer, 1957 | Recent | Indo-Pacific |
| Rhynchozoon discus | (Kirkpatrick, 1888) | Recent | Mauritius |
| Rhynchozoon documentum | Hayward & Cook, 1983 | Recent | S. Africa |
| Rhynchozoon ferocula | Hayward, 1988 | Recent | Mauritius |
| Rhynchozoon fistulosum | Hayward, 1993 | Recent | Antarctica |
| Rhynchozoon fulgidum | O'Donoghue & de Watteville, 1935 | Recent | S. Africa |
| Rhynchozoon globosum | Harmer, 1957 | Recent | Indonesia |
| Rhynchozoon grandiporosum | (Canu & Bassler, 1925) | Recent | West Africa |
| Rhynchozoon haha | Hayward, 1988 | Recent | Mauritius, Australia |
| Rhynchozoon incallidum | Hayward & Cook, 1983 | Recent | S. Africa |
| Rhynchozoon inclemens | Gordon, 1989 | Recent | New Zealand |
| Rhynchozoon incrassatum | (Hincks, 1882) | Recent | Indo-Pacific |
| Rhynchozoon larreyi | (Audouin, 1826) | Recent | Indo-Pacific |
| Rhynchozoon laterale | Harmer, 1957 | Recent | Indonesia |
| Rhynchozoon leognanensis | Vigneaux, 1949 | Tertiary | France |
| Rhynchozoon ligulatum | Gordon & d'Hondt, 1997 | Recent | SW Pacific |
| Rhynchozoon limatulum | Ryland & Hayward 1992 | Recent | Australia (GBR) |
| Rhynchozoon longirostris | (Hincks, 1881) | Recent | Indo-Pacific |
| Rhynchozoon nasutum | Marcus, 1938 | Recent | Brazil |
| Rhynchozoon neapolitanum | Gautier, 1962 | Recent | Mediterranean |
| Rhynchozoon nudum | Canu & Bassler, 1927 | Recent | Hawaii |
| Rhynchozoon oscitans | Hayward & Cook, 1983 | Recent | S. Africa |
| Rhynchozoon paa | Uttley & Bullivant, 1972 | Recent | New Zealand |
| Rhynchozoon phrynoglossum | Marcus, 1937 | Recent | Brazil |
| Rhynchozoon profundum | (MacGillivray, 1883) | Recent | Australia |
| Rhynchozoon pseudodigitatum | Zabala & Maluquer, 1988 | Recent | Mediterranean |
| Rhynchozoon ptarmicum | Hayward & Cook, 1983 | Recent | S. Africa |
| Rhynchozoon pustulans | Hayward, 1988 | Recent | Mauritius |
| Rhynchozoon quadrispinatum | Zabala & Maluquer, 1988 | Recent | Mediterranean |
| Rhynchozoon revelatus | Hayward & McKinney, 2002 | Recent | Mediterranean Adriatic |
| Rhynchozoon rostratum | (Busk, 1855) | Recent | Widespread? |
| Rhynchozoon scopulorum | Ryland & Hayward 1992 | Recent | Australia (GBR) |
| Rhynchozoon solidum | Osburn, 1914 | Recent | Caribbean |
| Rhynchozoon spicatum | Osburn, 1952 | Recent | E. Pacific |
| Rhynchozoon splendens | Hayward, 1988 | Recent | Mauritius, Australia |
| Rhynchozoon stomachosum | Hayward & Cook, 1983 | Recent | S. Africa |
| Rhynchozoon triangulare | Harmer, 1957 | Recent | Indonesia |
| Rhynchozoon tuberosum | Canu & Bassler, 1927 | Recent | Hawaii |
| Rhynchozoon tubulosum | (Hincks, 1880) | Recent | Indian, Pacific O. |
| Rhynchozoon tumulosum | (Hincks, 1883) | Recent | N. Pacific |
| Rhynchozoon vaughani | Canu & Bassler, 1919 | Recent | Europe |
| Rhynchozoon verruculatum | (Smitt, 1873) | Recent | W Atlantic |
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| Rhynchozoon haha (Thanks to Ann-Marget Amui) |
Rhynchozoon sp.1 |
Harmer notebook - entry for Rhynchopora
Harmer notebook - entry for Rhynchozoon
Rhynchozoon page at NMITA