Pentapycnon bouvieri Pushkin, 1993
Pentapycnon charcoti Bouvier, 1910
Pycnogonum (Nulloviger) africanum Calman, 1938
Pycnogonum (Nulloviger) elephas Stock, 1966
Pycnogonum (Nulloviger) lobipes Stock, 1991
Pycnogonum cranaobyrsa Bamber, 2004
Pycnogonum diceros Marcus, 1940
Pycnogonum gaini Bouvier, 1910
Pycnogonum litorale (Strøm, 1762)
Pycnogonum littorale (Strøm, 1762) accepted as Pycnogonum litorale (Strøm, 1762)
Pycnogonum lobipes Stock, 1991 represented as Pycnogonum (Nulloviger) lobipes Stock, 1991
Pycnogonum magellanicum Hoek, 1898
Pycnogonum moniliferum Stock, 1991
Pycnogonum occa Loman, 1908
Pycnogonum papua Bamber, 2013
Pycnogonum platylophum Loman, 1923
Pycnogonum rhinoceros Loman, 1923 accepted as Pycnogonum diceros Marcus, 1940
Pycnogonum staplesi Bamber, 2013