Family: Pseudostome terminal; plate rectangular, siliceous or calcareous (Illustrated Guide, 1985).
Genus: (Illustrated Guide, 1985).

->> Description at WPRNO

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M. musciphila ? or Paraquadrula ? 37 x 25 μm Riverside green l. Sawara Chiba, 2004

Similar genus -- >> Quadrulella;

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