Euglypha ciliata - Microworld

Euglypha ciliata, circular aperture, tree moss, Germany

Euglypha ciliata (Ehrenberg, 1848)

Diagnosis: shell oviform, compressed, in cross-section elliptical; aperture circular; aperture bordered by dentated scales; body-scales oval; nucleus ovular, large with small nucleoli scattered throughout the nucleoplasm. Plasma and filopodia normal.

Dimensions: literature 60-100 µm.

Ecology: Sphagnum and other mosses, also in sediments and between waterplants.

Remarks: Variable species.

Euglypha ciliata, moss on soil, the Netherlands

Ferry Siemensma
March 1, 2019

Polychaos spec.

November 21, 2019

Polychaos spec. Polychaos spec. Diagnosis: Large amoeba with an irregular more or less polypodial shape during slow locomotion; uroid finely papillated, usually very large fasciculate

Spiculophrys

November 4, 2019

Genus Spiculophrys Zlatogursky, 2016 Diagnosis: Centrohelids lacking silica scales but with numerous thin, pointed organic (without any traces of silica) scales tapering towards acute apices. 18S

Acanthocystis drakena

November 4, 2019

From Zlatogursky, 2016 Acanthocystis drakena Zlatogursky, 2016 Diagnosis: Cells are 21.1-30.5 µm (ca. 26.7) in diameter. Cell is covered with oval plate-scales having a margin

Choanocystis symna

November 1, 2019

From Zlatogursky, 2014 Choanocystis symna Zlatogursky, 2014 Diagnosis: Cell body ca. 6.7 µm in diameter. Axopodia three–five times longer than a cell diameter. Plate-scales dumbbell-shaped

Acanthocystis costata

November 1, 2019

From Zlatogursky, 2014 Acanthocystis costata Zlatogursky, 2014 Diagnosis: Cell body ca 9.5 µm in diameter. Axopodia 2–3 times longer than cell diameter. Length of spine-scales

Kinetocyst

October 30, 2019

Left: ultra-structure of a kinetocyst of Raphidiophrys contractilis); right: two kinetocysts in an axopodium. Kinetocysts In centrohelid heliozoa, extrusomes are called kinetocysts, and are present

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