Raymondiceras inceptum Petersen, 1975: ca 367.6 - 366.9 mya of Western Australia[1]
Raymondiceras simplex Raymond, 1909: ca 370.0 - 366.8 mya of Montana (USA).[1] This species has been originally assigned to genus Prolobites. This is type species for genus Raymondiceras.[2]