Difflugia schizocaulis

 

Difflugia schizocaulis, 196 µm, Crailoo

 

 

Difflugia schizocaulis (Stepanek, 1952)

 

Diagnosis: shell ovoid to pyriform, with an irregularly forked aboral protrusion; usually both humps or extremities are inequal in length. Shell composed of small to large pieces of flat quartz. Nucleoli fusiform.

 

Dimensions: Stepanek: 175-332 µm. My measurements c. 196 um (n=2).

 

Ecology: freshwater, sediment.

 

Remarks: I found two specimens in a sample with no other Difflugia species.