Fig. 31From: Smithian ammonoid faunas from Utah: implications for Early Triassic biostratigraphy, correlation and basinal paleogeography a–k Radioceras aff. evolvens (Waagen 1895). All from loc. DV2-202, Pahvant Range, Radioceras aff. evolvens beds, Smithian. a, b UBGD 275036; c–e UBGD 275037; e scale bar is 5 mm (H = 40 mm); f–h UBGD 275038; i–k UBGD 275039Back to article page