Cramauchenia is known for the sole species C. normalis. Another species, C. insolita, was initially described as a separate species, but following a study by Soria 1981 it has since been attributed to the type species.
The genus Cramauchenia contains only one species, C. normalis.  Initially, another species, C. insolita, was recognized as separate, but this species has since been reclassified as part of the type species based on a study by Soria in 1981.