Eriphostoma

Eriphostoma is an extinct genus of gorgonopsian therapsids known from the Middle Permian (middle Capitanian stage) of Tapinocephalus Assemblage Zone, South Africa. It has one known species, Eriphostoma microdon, and was first named by Robert Broom in 1911. It is the oldest known gorgonopsian and among the smallest and most basal members of the clade.

Eriphostoma
Temporal range: Middle Permian,
Skull
Scientific classification
Domain: Eukaryota
Kingdom: Animalia
Phylum: Chordata
Clade: Synapsida
Clade: Therapsida
Clade: Gorgonopsia
Genus: Eriphostoma
Broom, 1911
Type species
Eriphostoma microdon
Broom, 1911
Synonyms
  • Eoarctops vanderbyli Haughton, 1929
  • Galesuchus gracilis Haughton, 1915
  • Scylacognathus parvus Haughton, 1913
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