Cyclopyxis eurystoma Deflandre, 1929

Jung, Jongwoo, 2020, Twelve unrecorded species of testate amoebae discovered from Korea, Journal of Species Research 9 (4), pp. 462-466 : 465

7. Cyclopyxis eurystoma Deflandre, 1929

(ẚȇḋỄǕffiNj) ( Fig. 1G )

Material examined. One individual ( VQUMIV 000000 2986): Korea, Jeju-do, Seogwipo-si , Shoesokkak , 13 Oct. 2016, 33°15′16.30″N 126°37′22.20″E, collected by HK; Six individuals ( ZIIYPR0000000243-8 ): Korea, Gyeonggi-do, Yangju-si , Jangheung-myeon , Bugok-ri , 480-1, Gongreungcheon Stream , 15 May 2018, 37°43′28.12″N 126°58′35.44″E, collected by JJ; one individual: Korea, Incheon, Ganghwa-gun , Yangdo-myeon , Dojang-ri, Giljeong Stream, 27 Sep. 2019, 37°38′55.58″N 126°27′ 57.87″E, collected by JJ .

Diagnosis. Shell medium, round in dorsal view, hemispherical in lateral view; covered with mineral particles. Aperture large, up to half the shell diameter, round, slightly deepened.

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.