[MM] Erythrotherium parringtoni
The Earliest-Known Stem Mammals
DESCRIBER Crompton, 1964
TIME Jurassic Early (Liassic)
CLASS Mammalia
SUBCLASS Incertae Sedis
ORDER Morganucodonta (Kermack, et al., 1973)
FAMILY Morganucodontidae (Kühne, 1958)
FOSSILSITE Mafeteng, Cabe Sandstone, Clarens Formation, Stormberg Group, Lesotho, South Africa
INFO
Erythrotherium parringtoni, type species by monotype. The dentition of Erythrotherium parringtoni very closely resembles that of Morganucodon in E. parringtoni the ultimate upper premolar is smaller than the first upper molar, whereas in Morganucodon the first upper molar is of the same size or even slightly smaller than the ultimate premolar.