Taxon
	Cunitoceras? shumardianum
	Imitoceras propinquus
	Irinoceras romingeri
	Merocanites houghtoni
	Michiganites marshallensis+
	Muensteroceras? pygmaeum
	Winchelloceras allei+
	Zadelsdorfia andrewsi
	Zadelsdorfia ohioensis
	unrecognized sulciferus (Qualifier: sn)