Fig. 10. A in Microstructural diversity of the stylophyllid (Scleractinia) skeleton

Fig. 10. A. Stylophyllopsis sp. A, lateral view of IPUM−Sic.8 (A1), and transverse thin section (A2) showing septal spine (structure beween two, white arrows) with numerous, small−sized structures "calcification centers" (black arrows). Sinemurian Black Limestones, Longi, Sicily. B. Retiophyllia norica (Frech, 1890), GBA 1982/12/113 in transverse thin section (B1); B2, small−sized calcification centers of zigzag mid−septal zone (arrow) and lateral thick stereome in enlarged part of septum. Triassic, Rhaetian. Fischerwiese, Northern Calcareous Alps, Austria.