Order (Singh, 1952) & Family (Jollos 1917, Zulueta, 1917): Limax-form; monopodial; clear, hemispherical eruptive, anterior bulges (Illustrated Guide, 1985).
Genus: No flagellate stage; uninulceate (Illustrated Guide, 1985).
V. avara
15 clips
cell 25 x 8 μm
Tokyo, 1998
Vahlkampfia sp.
3 clips
Kanazawa
Ishikawa, 1998