Arroyo Marshlands Paleo Parks poster

The Arroyo was a geologic formation in what is now the lone star state of Texas! Once lush with greenery and streams, it allowed amphibians like Diplocaulus to thrive 283 - 273 million years ago during the Permian Period.

Design by Jack Socal

• Paper thickness: 10.3 mil
• Paper weight: 5.57 oz/y² (189 g/m²)
• Giclée printing quality
• Opacity: 94%
• ISO brightness: 104%