Genus Collaripyxidia Zivkovic, 1975
Diagnosis: shell tubular with an spined fundus, usually hyaline, covered with mineral grains, whilst the area around the aperture has a broad collar of smaller grains; in lateral view, the aperture is cut off obliquely, at an angle of 45°.
Ecology: Not recorded for the Netherlands.
Remarks: Two species:
- Collaripyxidia stankovici Zivkovic, 1975
- Collaripyxidia dongtingiensis Balik et Song, 2000