Centropyxis orbicularis Deflandre, 1929

Jung, Jongwoo, 2020, Twelve unrecorded species of testate amoebae discovered from Korea, Journal of Species Research 9 (4), pp. 462-466 : 463

5. Centropyxis orbicularis Deflandre, 1929

(ỄǕDZNjflffiNj) ( Fig. 1E )

Material examined. One individual ( ZIIYPR 0000000 211): Korea, Gyeonggi-do, Goyang-si, Deokyang-gu, Eupnae-ro , 5-82, Gongreungcheon Stream , 15 May 2018, 37°41′49.42″N 126°54′01.08″E, collected by JJ; two individuals: Korea, Incheon, Ganghwa-gun , Yangdo-myeon , Insan-ri , Insan Reservoir , 27 Sep. 2019, 37°41′54.20″N 126°25′52.46″E, collected by JJ .

Diagnosis. Shell relatively large, round in dorsal view, hemispherical in lateral view, having surface covered with mineral particles of various sizes and shapes.

Figures

Fig. 1. Testate Amoebae. A, Arcella crenulata Deflandre, 1928, apertural view; B, Centropyxis cassis (Wallich, 1864), lateral view; C. Centropyxis delicatula Penard, 1902, apertural view; D, Centropyxis hirsuta Deflander, 1929, apertural view; E, Centropyxis orbicularis Deflandre, 1929, lateral view; F, Centropyxis sylvatica (Deflandre, 1929), apertural view; G, Cyclopyxis eurystoma Deflandre, 1929, apertural view; H, Cyclopyxis intermedia Kufferath, 1932, apertural view; I, Cyclopyxis kahli (Deflandre, 1929), apertural view; J, Difflugia diafana Vucetich, 1987, lateral view; K, Difflugia manicata Penard, 1902, lateral view; L, Awerintzewia cyclostoma Schoutenden, 1906, lateral view. Scale bars: A-L=50μm.