Tentacular fringe primarily surrounds the mouth, although some dorsal tentacles may form a horseshoe round the nuchal organ.
Source: Knight-Jones and Ryland, 1990.
The following taxa of this class occur in the region:
Order Golfingiida
Family Golfingiidae
Genus Golfingia
Genus Nephasoma
Genus Thysanocardia
Family Phascolionidae
Genus Onchnesoma
Genus Phascolion
Order Sipunculida
Family Sipunculidae
Genus Sipunculus
Golfingia elongata
Golfingia margaritacea
Golfingia vulgaris
Nephasoma minutum
Onchnesoma squamatum
Onchnesoma steenstrupi
Phascolion strombus
Sipunculus nudus
Thysanocardia procera