Abdominal morphology of "Zephyrarchaea" species. A–B, Male abdomens, dorso-lateral view, showing dorsal scutes (S) and additional dorsal sclerites (ds) on hump-like tubercles: A, "Zephyrarchaea mainae" (Platnick); B, "Zephyrarchaea marae". C, Female epigastric region of Zephyrarchaea mainae, ventral view, showing setose book lung covers (BL) and median genital plate (GP). D, Male epigastric region of "Zephyrarchaea mainae", ventral view, showing fusion of epigastric sclerites. E, Abdominal cuticle of male "Zephyrarchaea marae", lateral view, showing sclerotic spots (ss) surrounded by short setae. F, Spinnerets of female Zephyrarchaea mainae, posterior view (ventral side uppermost), showing anterior lateral (ALS) and posterior lateral (PLS) spinnerets anterior to anal tubercle (AT), and the absence of a colulus.