Sea spiders, also called Pantopoda or pycnogonids, ('pycno-' closely packed, 'gonid' gonidia) are marine arthropods of class Pycnogonida.
Laba-laba laut, juga disebut Pantopoda atau piknogonida, ('pycno-' dikemas erat, 'gonid' gonidia) adalah artropoda laut kelas Pycnogonida.