This is a photograph of a partially reconstructed Orme Ranch Plain jar (30 cm wide and 21 cm tall) from Sycamore Cave in Arizona. Notice the obliterated vertical corrugations and prototypical Yavapai vessel form characteristics like a low shoulder, flat bottom, and globular shape.
Photograph by Lee Rains Clauss, NAU. Vessel courtesy of Peter J. Pilles at the Coconino National Forest Supervisor's Office in Flagstaff, AZ.