An interesting group of testate amoebae is the genus Difflugia. There have been described hundreds of species, but the question is: how many of them are true species? Most descriptions are inaccurate of just based on one single test. Probably this group consists of several genera. Only DNA sequencing can help here. One of my projects is to make a visual map of all known species. It’s one of the most difficult taxa to identify.
Main cell body Haplomyxa spec. Description: The cell has a central body from which numerous granuloreticulopodia emerge. The cell body can be small or large,
Haplomyxa spec. These video’s show an undescribed Haplomyxa species which was collected from a mesotrophic freshwater pond in the Netherlands, January 2020, and kept in Petri
Fritz Schaudinn (1871 – 1906) was a German zoologist. He was the co-discoverer of the causative agent of syphilis and did research on amoebas, particularly
Alabasta longicollis, after Penard, 1890 Alabasta longicollis (Penard, 1890) Diagnosis: Test pyriform, very elongated (3 times as long as wide), transparent, very little compressed, embedded
Alabasta kivuense, after Gauthier-Lièvre and Thomas, 1961 Alabasta kivuense Gauthier-Lièvre and Thomas, 1961 Diagnosis: In frontal view, the test is finger-shaped with subparallel sides, the
Paulinella micropora, – from Lhee et al., 2017 Paulinella micropora Lhee, Yang, Kim, Andersen & Yoon, 2017 Diagnosis: Test elongate, with five columns of scales,