Genus Poteriostomum Quiel, 1919
Key to species
| 1 | a. Six elements of internal leaf-crown markedly longer than others. Spicules length less then 1.4 mm | P. imparidentatum |
| b. All elements of internal leaf-crown of equal lengths. Spicules length more then 1.4 mm | P. ratzii |
© (contents) R.J.
Lichtenfels, V.A. Kharchenko,
G.M. Dvojnos 2003
Design and programming: Yuriy Kuzmin,
2003