Reptilia indet. Dating uncertain – Upper Röt or Lower Muschelkalk (Anisian) Upper Silesia, Poland The specimen is an incomplete, fragmentary medial gastralium (“abdominal rib”) of an unidentified reptile. As mentioned in another post, the gastralia are non-diagnostic and do not support taxonomic identification. The specimen, although incomplete, clearly illustrates the morphology of these dermal bones. The…