Fig. 11

Photographs of thrombolitic texture. a Field photograph of thrombolitic texture (white arrow) and wrinkle structure (black arrow) from the Zhongxinzhai mound; b Thin-section photograph of thrombolitic texture with clotted micrite; c Thin-section photograph of phylloid algae boundstone with abundant clotted micrite (white arrow); d Thin-section photograph shows bryozoan encrusting the substrate composing of micritized bioclasts from the Zhongxinzhai mound