Pycnogonida

Pycnogonida inclui 14 filhos:

• Cambropycnogon
• Cambropycnogon Waloszek & Dunlop 2002
• Nectopantopoda
• Nectopantopoda Bamber 2007
• Palaeoisopoda
• Palaeoisopoda Hedgpeth 1978
• Palaeomarachne
• Palaeomarachne Rudkin, Cuggy, Young & Thompson 2013
• Palaeopantopoda
• Palaeopantopoda Broili 1930
• Pantopoda
• Pantopoda Gerstäcker 1863
• Pentapantopus
• Pentapantopus Kühl, Poschmann & Rust 2013
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