“…In the Akiyoshi atoll reef complex of SW Japan Nakazawa et al . () document bioherms composed of frame‐building sphinctozoan and inozoan sponges, together with encrusting organisms, including chaetetids, Shamovella and calcareous red algae. The microencruster bioherms, which formed in a low‐energy lagoonal environment during the Middle Permian (Sakmarian–Kungurian/Kubergandian), replaced latest Carboniferous (Gzhelian)–Early Permian (Asselian) Palaeoaplysina bioherms in the reef complex.…”