Genus Meisterfeldia  Bobrov, 2016

Description: Test ovoid; bilaterally symmetrical, more or less laterally compressed; colorless, yellow or brown; composed of proteinaceous material without mineral particles; aperture circular, subterminal as seen on ventrally and obliquely cut apertural end, or it is situated on a well developed or poorly expressed neck inclined ventrally; sometimes aperture border shows a slight swelling.

Etymology: The genus is named after the German protozoologist Ralf Meisterfeld.

Type species: Meisterfeldia chibisovi Bobrov, 2016: Shell small, bilaterally symmetrical, elongated-ovoid, almost not flattened, colorless to light-brown. Dorsal side convex in profile, posterior shell end smoothly curved, anterior end with aperture bent towards ventral side. Aperture circular, subterminal, shifted to ventral side. Aperture, unlike Wailesella eboracensis, at the end of a short neck. Shell surface smooth, without mineral inclusions.

Recent posts

Difflugia bicruris

Difflugia bicruris, after Gauthier-Lièvre et Thomas, 1958 Difflugia bicruris  Gauthier-Lièvre et Thomas, 1958 Diagnosis: Test elongate ovoid, in cross section circular, with almost parallel sides;

Read More »

Difflugia congolensis

Difflugia congolensis, after Gauthier-Lièvre et Thomas, 1958 Difflugia congolensis  Gauthier-Lièvre et Thomas, 1958 Diagnosis: Test elongate pyriform, acuminate, with a spine of variable size and

Read More »

Difflugia key ovoid

Difflugia Ovoid Group Key characters: Test ovoid, in cross section rounded. Pseudostome circular. 1 Test with collar or short neck 2 1′ Test without collar

Read More »