Bullinularia navicula
B. pulchella – from Schönborn, 1964 (l.) and Chardez, 1972

Bullinularia pulchella Schönborn, 1964

Diagnosis:  The type resembles Bullinularia indica in size. The shell is brown, completely covered with quartz particles. Pseudostome 8-shaped, surrounded by pores.

Dimensions: Largest diameter 70-72 µm, height 45 µm.

Ecology: Forest soils.

Remarks: Whether this and other Bullinularia species are true species is questionable. All types differ essentially only by size.

Recent posts

Raphidocystis glabra

after Zlatogursky et al., 2018 Raphidocystis glabra Dürrschmidt, 1985 Diagnosis: Periplast 40-50 μm in diameter; spine-scales 4.6–15 μm; plate-scales 6-7 × 3-3.5 μm; tiny teeth

Read More »


Raphidocystidae Zlatogursky, 2018 Diagnosis: centrohelids with monolayered plate-scales covering cell surface. Plate-scales with a hollow inflected margin. Sometimes trumpet-shaped or tubular spine-scales present, forming an

Read More »

Planhoogenraadia liboica

P. liboica – from Bonnet, 1979 Planhoogenraadia liboica Bonnet, 1979 Diagnosis: . Test relatively flat, with a dorsal convexity. Shell widest in the center. Aperture deep

Read More »

Deharvengia papuensis

Deharvengia papuensis, after Bonnet, 1979 Deharvengia papuensis  Bonnet, 1979 Diagnosis: Theca large, ovoid, very regular, colorless. Elliptical pseudostome bordered by a thick yellowish lip or

Read More »