Locality	Layer
	USA, California, Inyo Co., White Top Mountain	Eumorphoceras paucinodum BZ
	USA, Nevada, Clark Co., Black Hills, Picture Canyon	Indian Springs Fm., basal portion
	USA, Nevada, Lincoln Co., Cave Valley Well	Scotty Wash Fm., lower part
	USA, Nevada, Lincoln Co., Sunflower Mountain	Eumorphoceras paucinodum BZ
	USA, Utah, Millard Co., Gandy NE (undifferentiated)	Eumorphoceras rotuliforme BZ
	USA, Utah, Millard Co., Gandy NE, Bishop Springs	Chainman Shale, Rhipidomella nevad. Zone