Euconchoecia pacifica Chavtur, 1976

Lee, Sue Yeon, Yoo, Jung Sun & Kim, Seung Tae, 2017, Five new records of ostracods (Crustacea) from Korea, Journal of Species Research 6, pp. 220-226 : 224-225

5. Euconchoecia pacifica Chavtur, 1976

(NIBRIV0000812250) ( Fig. 5 )

Synonymy. Euconchoecia pacifica n. sp. - Chavtur (1976): p. 101, Figs. 2-4 .

Locality in Korea. South Korea, Jeju Island, Chuja Island , Station 2, 33°43.63 ʹ N 126°21.61 ʹ E .

Identifier. Ivana Karanovic

Diagnosis. Large ostracod, about 1.5 mm long ( Fig. 5A, B ). In lateral view elongated, and surface striated ( Fig. 5C ). Ventral margin curved smoothly into posterior margin. Anteriorly rostrum almost straight, pointed at the tip. Endopodite of female second antenna 2-segmented ( Fig. 5D ), in males with terminal hook ( Fig. 5E ). Uropodal lamellae with seven claws ( Fig. 5F ).

Distribution. South East part of the East Sea (Sea of Japan).

Gen Bank Number. MG552613.

Figures

Fig. 5. Euconchoecia pacifica, A-D, female; F, male: A - lateral views from the right side; B - lateral view from the right side; C - details of the surface ornamentation; D -details of the antenna; E -uropodal lamellae; F- details of the uropodal lamella. B, D-E, not to scale.

Fig. 2. Codonocera mortenseni, female:A-RV, lateral view from the outside; B - clening leg; C -uropodal lamellae (numbers indicate claws on left and right lamella). B, C, not to scale.

Fig. 3. Pyrocypris noctiluca, juvenile female:A-LV, lateral view from the outside; B -posterior end of the carapace; C -rostrum; D -uropo- dal lamellae. D, not to scale.