Figure 9 from: Boonsoong B, Sartori M (2019) Review and integrative taxonomy of the genus Prosopistoma Latreille, 1833 (Ephemeroptera, Prosopistomatidae) in Thailand, with description of a new species. ZooKeys 825: 123-144. https://doi.org/10.3897/zookeys.825.32443

Figure 9 - Prosopistoma carinatum sp. n.: A SEMs of notal shield, dorsal view B pale-coloured areas on carapace (arrows) C dorsolateral view of carapace D ridged longitudinal lines, dorsolateral view E scale-like structures F closer view showing details of scale-like structures.