world of amoeboid organisms

Menu
Geoamphorella lucidai
Geoamphorella lucida – after Bonnet, 1959

Genus Geoamphorella Bonnet, 1959

Diagnosis: Shell transparent, ovoid, circular in cross section, tinted clear yellow or greyish white, with a chitinoid collar, slightly widened at the circular aperture, covered with amorphous silica elements. Length 55 µm, breadth 25 µm, length of the neck 5 µm, diameter 7 µm.
Type species: Geoamphorella lucida Bonnet, 1959
Monospecific

Ecology: Humic calcareous soils, rare.

Remarks: Decloitre (1964) described Pseudogeamphorella with a compressed shell. The description is too vague.

Recent posts

Cyclopyxis magna

Cyclopyxis magna – from Stepanek, 1967 Cyclopyxis magna Stepanek, 1967 Diagnosis: Test relatively high, covered with large mineral grains. The edge of the pseudostome is

Read More »

Cyclopyxis marinus

Cyclopyxis marinus – from Decloitre, 1977 Cyclopyxis marinus Decloitre, 1977 Diagnosis: Compared to Cyclopyxis aplanata the pseudostome is very minimally invaginated. It is surrounded by

Read More »

Cyclopyxis triangularistoma

Cyclopyxis triangularistoma – from Decloitre, 1980 Cyclopyxis triangularistoma Decloitre, 1980 Diagnosis: Ventral side exclusively covered with very small mineral grains, giving it a pearled appearance.

Read More »

Cyclopyxis pirini

Cyclopyxis pirini – from Golemansky 1974 Cyclopyxis pirini Golemansky 1974 Diagnosis: Ventrally, the test is circular. Laterally, the test is low hemispherical with a more

Read More »

Cyclopyxis eurystoma alta

C. eurystoma f. alta, after Jung, 1942 Cyclopyxis eurystoma f. alta  Jung, 1942 Diagnosis:  Test and coverage as the type. However, the side profile is

Read More »

Cyclopyxis kahli crucigenia

C. kahli var. crucigenia, after Stepanek, 1963 Cyclopyxis kahli var. crucigenia  Stepanek, 1963 Diagnosis:  This variety differs from the type by a small and highly

Read More »