Cyphoderia ampulla, Harderbos, Netherlands

Cyphoderia ampulla (Ehrenberg, 1840)

Diagnosis: shell elongated pyriform, colorless or faintly yellow-brown, composed of numerous small circular scales, circular or faintly compressed in cross-section; aperture circular or broad-elliptical; curved neck; fundus hemispherical or with a mammilated apex; plasma with many dark granules; nucleus large, granular; fine straight filopodia.

Dimensions: literature (61)-90-190 µm; my measurements

Ecology: in wet mosses, sphagnum and debris of shallow waters.

Remarks: a variable species.

Cyphoderia ampulla
Cyphoderia ampulla
Structure of the shell wall as visible with a 40X objective – Crailoo, Netherlands
Cyphoderia ampulla
Cyphoderia ampulla
Cyphoderia ampulla, elongated shell
Cyphoderia ampulla
Cyphoderia ampulla
Cyphoderia ampulla, right: with mammilated fundus
Cyphoderia ampulla
Cyphoderia ampulla, 115 µm – Laegieskamp, Netherlands
Cyphoderia ampulla
Cyphoderia ampulla
Recent posts

Microcorycia spec. 4

Microcorycia spec. , folded Microcorycia spec.? I found this specimen in a sample from moss on a fallen tree in a marsh in the Naardermeer,

Read More »

Microchlamys spec.

Microchlamys spec., the same cell in lateral view Microchlamys spec. Diagnosis: Shell relatively high compared with all described species. The diameter is twice the height.

Read More »

Excentrostoma

Infraorder Excentrostoma Kosakyan et al., 2016   Diagnosis: Testate amoebae with an eccentrically placed aperture; test organic with few or many xenosomes. Family Centropyxidae Jung, 1942  

Read More »

Longithecina

Infraorder Longithecina Kosakyan et al., 2016   Diagnosis: Testate amoebae with a more or less tubular or cylindrical test and a terminal aperture; test with

Read More »