''Rubidgina'' is a genus of

Biarmosuchia Biarmosuchia is an extinct clade of non-mammalian synapsids from the Permian. Biarmosuchians are the most basal group of the therapsids. They were moderately-sized, lightly built carnivores, intermediate in form between basal sphenacodont " pel ...

n therapsid from Patrysfontein, Wellwood, South Africa known from RC 55, a skull with lower jaws. This specimen is a putative juvenile. It has been suggested that this specimen actually represents a juvenile of ''

Herpetoskylax ''Herpetoskylax'' is an extinct genus of biarmosuchian therapsids which existed in South Africa. The type species is ''Herpetoskylax hopsoni''.Sidor, C.A., and Rubidge, B.S. (2006). "''Herpetoskylax hopsoni'', a new biarmosuchian (Therapsida: Bia ...

hopsoni.'' However, because the specimen lacks distinctive features, it cannot be determined if it is actually a juvenile of ''Herpetoskylax'' or if its current name of ''Rubidgina'' should remain.

References

Biarmosuchia Prehistoric therapsid genera Lopingian synapsids of Africa Fossil taxa described in 1942 {{paleo-therapsid-stub