Oral disk with tentacles surrounding the mouth; tentacles of variable form: few to numerous, sometimes rudimentary lobes or even absent. Spindle muscle attached anteriorly, near the anus, but not posteriorly. Two nephrida.
Source: Knight-Jones and Ryland, 1990.
The following taxa of this family occur in the region:
Genus Golfingia
Genus Nephasoma
Genus Thysanocardia
Golfingia elongata
Golfingia margaritacea
Golfingia vulgaris
Nephasoma minutum
Thysanocardia procera