Largest Phytosaur tooth measures 0.56" (1.42cm), 2 smaller (1phytosaur, 1 unknown ) are about 0.3" (0.77 cm) long. From the Chinle Formation found in Navajo County Arizona. From the Late Triassic about 205-215 million years old.  

Matrix measures 2.42" (6.16 cm) X 2.15" (5.47 cm)