Fig. 9 in New taxa, records, and data for vesicomyid bivalves from Cenozoic strata of the North Pacific region

Fig. 9. The vesicomyid bivalve Squiresica yooni sp. nov., from the Middle Miocene Duho Formation, loc. 18 of Yoon (1976b), South Korea. A. Holotype, NRM Mo 204829, an articulated specimen with preserved cast of RV hinge area; close-up on hinge area (A1), view on right valve and exposed hinge of left valve (A2), and view on left valve (A3). B. Paratype, NRM Mo 204832, articulated specimen, mostly an internal mold; dorsal view showing inflation (B1); view on exterior of RV (B2); close-up on anterior part of LV showing the lack of a lunular incision (B3). C. Paratype, NRM Mo 204831, articulated specimen with some shell preserved; dorsal view showing inflation (C1); lateral view on RV showing fine growth increments (C2).