Wyoming State Dinosaur unisex t-shirt Color:Black It features several of the

It features several of the synapsids that ruled land ecosystems from the Permian period

Recent studies suggest that they were more likely used for social identification and mating display

it likely reached 6-8 m (20-26 ft) in length and weighed 1-2 tons

and it reigned over its island domain with iron wings

Wyoming State Dinosaur unisex t-shirt Color:Black It features several of theTriceratops became the state dinosaur of America's smallest state Wyoming in 1994. Design by Greco Westermann Retail fit 100% Soft cotton (fibre content may vary for different colors) Light fabric (4. 2 oz yd (142 g m)) Tear away label Runs true to size XS S M L XL 2XL 3XL Width, in 16. 5 18 20 22. 01 24. 02 25. 99 28 Length, in 27. 01 28 29. 02 30 31. 03 32. 01 33 Sleeve length, in 8. 63 8. 9 9. 18 9. 45 9. 73 10 10. 4