Ripella platypodia
Ripella platypodia
Ripella platypodia

 

Ripella platypodia (Glaeser, 1912)

Diagnosis: Locomotive form fan-shaped, often with pronounced tail or discoid. Anterior margin smooth and rounded; posterior margin often triangular. Frontal hyaloplasm occupies about 2/3 of the total cell area or even more. Greatest dimension of the locomotive form 10-30 µm (average 16-21 µm). Single vesicular nucleus 3.4-5.0 µm in diameter with rounded central nucleolus. Floating form with long tapering pseudopodia far exceeding the diameter of the central mass.

Cell surface is covered with glycostyles about 110 nm in length; simple, filaments present among them.

Ecology: Freshwater.

Recent posts

Ditrema spec.

Ditrema spec. Ditrema spec. Diagnosis: Shell as with D. longicollis, but much smaller, surrounded by V-shaped structures that gave it the impression of a star.

Read More »

Rotosphaerida

Pompholyxophrys Pompholyxophrys Pompholyxophrys Rabdiophrys Rotosphaerida Rainer, 1968 Diagnosis: Aciliate predominantly spherical or flattened amoebae from which elongated actin-based filopodia extend; with flat discoid mitochondrial cristae;

Read More »

Centropyxis tabel

Key to Centropyxis species 1 Test in dorsal view circular or almost circular 2 – Test in dorsal view irregular due to various outgrows and

Read More »