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. 2018 Dec 26;13(12):e0208158. doi: 10.1371/journal.pone.0208158

Fig 18. Virtual thin sections of Marginopora santoensis nov. spec. A-form (RGM.1352067).

Fig 18

A) Radial vertical thin section in the outer part of the shell. Arrows indicate the position of B-E. B) Virtual vertical thin section perpendicular to A showing the irregular interseptal ridges with few connections and rare disjunctions. C) Virtual horizontal section through the lateral chamberlets. D) Virtual horizontal section through the annular passage (ap). E) Virtual horizontal section through the marginoporid structure showing rare annular connections (ac) and the alternating directions of the stolon passage (rs).