Fig. 3 in New finds of Olenekian, Early Triassic, trematosaurid amphibians and prolocophonid reptiles from Poland

Fig. 3. Comparison of the parasphenoid of Trematosauridae gen. et sp. indet. with specimens from Germany and Russia. A. Trematosaurus brauni Burmeister, 1849, Merkel's Quarry, Germany,?late Olenekian, MSB G 366 in ventral view (modified from Schoch 2019: fig. 7B). B. Trematosauridae gen. et sp. indet., Stryczowice, Holy Cross Mountains, Poland, early Olenekian{?}, ZPAL V. 78/3 in ventral (B1) and dorsal (B1) views. C. Inflectosaurus amplus Shishkin, 1960, Bolshoe Bogdo locality, late Olenekian, PIN 953/100 in dorsal view (modified from Shishkin 1968: fig. 2c).