world of amoeboid organisms

Menu
Cyclopyxis eurystoma
Cyclopyxis acmodonta from Nicholls, 2005

Cyclopyxis acmodonta Nicholls, 2005

Diagnosis: Test constructed of agglutinated microscopic quartz granules and in side view with a flattened ventral surface and domed dorsal surface. Ventral surface with a centrally located and irregularlyshaped oral aperture (pseudostome) about 1⁄2 the test diameter and composed of from three to seven lobes or indentations. Margin of the pseudostome ornamented with many sharp-pointed tooth-like granules. Pseudostome only slightly invaginated relative to the surrounding ventral surface of the test.

Dimensions: Diameter of shell  188-298 µm; height of shell 150-217 µm; diameter of aperture 75-143 µm.

Ecology: Forest bog (Sphagnum moss dominated small pool) near the upper Beaver River, Ontario Canada.

Remarks:

Recent posts

Cyclopyxis overview 2

C. impressa C. impressa C. stellata C. stellata C. crucistoma C. crucistoma C. crucigenia C. crucigenia C. grospietschi C. grospietschi C. triquestrus C. triquestrus C.

Read More »

Cyclopyxis profundistoma

Cyclopyxis profundistoma – from Kufferath, 1932 Cyclopyxis profundistoma Kufferath, 1932 Diagnosis: The yellowish grey colored test is made of coarser mineral particles, which are connected

Read More »

Cyclopyxis maynei

Cyclopyxis maynei – from Kufferath, 1932 Cyclopyxis maynei Kufferath, 1932 Diagnosis: Test cylindrical, characterized by the size of the aperture, which is 87-97 μm wide

Read More »

Cyclopyxis kahli obliqua

C. kahli var. obliqua , after Decloitre, 1978 Cyclopyxis kahli var. obliqua   Decloitre, 1978 Diagnosis:  Test with all the characteristics of the type species

Read More »