Plumatella geimermassardi. Scanning electron micrograph of the floatoblast ventral valve showing the uniformly narrow annulus. Scale bar: 100 μm.

 
 
  Part of: Šatkauskienė I, Wood T, Rutkauskaitė-Sucilienė J, Mildažienė V, Tučkutė S (2018) Freshwater bryozoans of Lithuania (Bryozoa). ZooKeys 774: 53-75. https://doi.org/10.3897/zookeys.774.21769