world of amoeboid organisms

Menu

Genus Unda Schaeffer, 1926

Diagnosis: Locomotive form as a flattened ovoid with length less than breadth. Length between 20 and 60 µm. Hyaloplasm characteristically advances in waves at anterior margin. No posterior uroid. Floating form with short cylindrical pseudopodia. Nucleus spherical. Cytoplasm often with small vesicles and conspicuous greenish or yellowish granules. No cysts known. Fine structure of surface coat unknown.

Ecology: Marine, with 3 described species.

 

Unda elegans
Unda elegans – after Bovee and Sawyer, 1979
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 »