Authors(s)	Gibbs, P.E.
Year	1977
Title	British Sipunculans. Synopses of the British Fauna (NS), 12: 1-35.

• Aspidosiphon muelleri
• Golfingia elongata
• Golfingia margaritacea
• Golfingia vulgaris
• Nephasoma minutum
• Onchnesoma squamatum
• Onchnesoma steenstrupi
• Phascolion strombus
• Phascolosoma granulatum
• Sipunculus nudus
• Thysanocardia procera