Zephronia chantaburiensis sp. nov., ♂ paratype (CUMZ-MYR0014) — SEM A surface of collum B, C thoracic shield, all in dorsal views (anterior margin and surface, respectively) D–G midbody tergite, all in dorsal views (overview, anterior margin, surface, and posterior margin, respectively) H–J anal shield, all in dorsal views (overview, anterior margin and cuticular impressions, respectively) K–M anal shield, underside, all in ventral views (surface, posterior margin, and overview, respectively). Scale bars in millimetres.