English: Map showing the placement of fossil insect findings on the geological background of the area.
(a) location of the fossil site (boxed); (b) close-up of the southern Korean Peninsula showing the study area (boxed); (c) geological map of study area; (d) Strato-sedimentological interpretation of the Nampo Group in the Oseosan subbasin. Figures in inserts a and b were made with data from Natural Earth (http://www.naturalearthdata.com); coastline in c adopted from Open Street Map, with cartography map tiles licensed under CC BY-SA (www.openstreetmap.org/copyright). Figure created using ArcGIS 10.1, CorelDraw X7 and Adobe Photoshop CS software packages.
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Uploaded a work by Kye Soo Nam, Ying Wang, Dong Ren, Jong Heon Kim, and Jacek Szwedob from https://www.ncbi.nlm.nih.gov/pmc/articles/PMC5241632/ with UploadWizard