Capsellina bryorum
Capsellina bryorum
Capsellina bryorum

Genus Capsellina Penard, 1909

Diagnosis: test ovoid, clear, membranous, flexible, with attached brown debris; pseudostome a slit at the base of a deep invagination; plasma fills the test completely; nucleus spherical with several nucleoli; division longitudinal; contractile vacuole; herbivorous.

Capsellina bryorum
Capsellina bryorum, Spiegelplas. This is a large specimen.
Recent posts

Difflugia acuminate tests

Acuminate tests Tests with one or more spines or bud-like or conical protuberances or just a pointed fundus D. acuminata D. congolensis D. ventricosa D.

Read More »

Difflugia subaequalis

Difflugia subaequalis, from Penard, 1910 Difflugia subaequalis  Penard, 1910 Diagnosis: Test almost spherical, slightly elongated, with a wide pseudostome, almost as wide as the test

Read More »

Difflugia spherical tests

 Difflugia ampullula, after Playfair, 1918  Difflugia ampullula  Playfair, 1918 Diagnosis: Test broadly ovate, with hemispherical fundus, and sides gradually converging in almost straight lines to

Read More »

Difflugia stepaneki

Difflugia stepaneki, from Hager and Haagerova, 1970 Difflugia stepaneki  Hager and Haagerova, 1970 Diagnosis: Test broad elliptical, circular in cross-section, with a short neck that

Read More »