Phryganella nidulus Penard, 1902

Chae, Kyu-Seok, Kim, Kang-San, Jung, Jongwoo & Min, Gi-Sik, 2023, Unrecorded species of Korean protozoans discovered through the project of ‘ Discovery of Korean Indigenous Species’ III, Journal of Species Research 12 (4), pp. 355-361 : 357-358

8. Phryganella nidulus Penard, 1902 ( Fig. 2B )

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Phryganella nidulus Penard, 1902

Material examined. Goheung-gun (37°47′38.45″N, 127° 09′53.07″E), Jeollanam-do, South Korea; 19 August 2021.

Deposition. NIBRPR0000111165.

World distribution. Cosmopolitan.

Diagnosis. Shell large, usually of rough contour, brown, opaque, circular, and hemispherical in lateral view, usually composed of a mixture of diatom frustules and quartz particles; one or more large particles contributes to the irregular outline of the shell and aperture; aperture large and slightly invaginated; pseudopodia slender, but often accompanied by broad lobes of protoplasm extending radially in all directions. Shell length 110 μm; mouth diameter 60 μm.

Remarks. Mouth diameter of this specimen is shorter than previous descriptions.

Phylum Cercozoa Cavalier-Smith, 1998

Class Thecofilosea Cavalier-Smith, 2003, emend. Cavalier-Smith, 2011

Order Tectofilosida Cavalier-Smith, 2003

Family Chlamydophryidae de Saedeleer, 1934

Genus Diaphoropodon Archer, 1869

Figures

Fig. 2. Photomicrographs of Amoebozoa(A, B) and Cercozoa (C). A, Difflugia scalpellum; B, Phryganella nidulus; C, Diaphoropodon mobile. Scale bars: 50μm.