world of amoeboid organisms

Menu
Acanthocystis takahashii
From Siemensma, 1991 – after photomicrographs of Dürrschmidt, 1987

Acanthocystis cornuta Dürrschmidt, 1987

Diagnosis: Periplast 15-20 µm in diameter. Protoplast unknown. Radiärspicula 3.2-4.4 µm long. Shaft 0.1 μm thick, cylindrical, hollow. Apex bifurcated, each tip, approx. 1 µm long, on the inside with 2-4 sharp teeth, smooth outside. Central round basal disc, 0.5 µm on average. Tangential scales 2.3-3 x 1.5-1.9 µm, elliptical with narrow peripheral bar, with axial thickening and weakly developed radial gaps. This species resembles A.pectinata, A. bicornis, and A. radiosa by light microscopy.

Distribution: Swamp forest. Chile, New Zealand, Canada.

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 »