Centropyxis cassis spinifera ( Playfair, 1918 )

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 : 356

2. Centropyxis cassis spinifera ( Playfair, 1918)

Deflandre, 1929 ( Fig. 1B ) ḣljúǐPDZNjAEȒNj (ṵÿ) Difflugia cassis spinifera Playfair, 1918

Material examined. Paju-si (37°41′50.75″N, 126°41′ 57.82″E), Incheon, South Korea; 2 May 2022.

Deposition. NIBRPR0000111161.

World distribution. Cosmopolitan.

Diagnosis. Shell medium in size, broadly elliptical in apertural view, rounded at the ends; slightly less than a hemisphere in lateral view, flattened above the mouth. Shell length 57 μm, width 58 μm; mouth diameter 28 μm.

Remarks. This specimen is slightly smaller than previous descriptions.

Figures

Fig. 1. Photomicrographs of Amoebozoa (A-F). A, Centropyxis aculeata minima; B, C. cassis spinifera; C, C. aplanata; D, Difflugia am- phoralis; E, D. bicruris; F, D. curvicaulis. Scale bars: 50 μm.