Hipposauridae is an extinct

family Family (from la, familia) is a Social group, group of people related either by consanguinity (by recognized birth) or Affinity (law), affinity (by marriage or other relationship). The purpose of the family is to maintain the well-being of its ...

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

therapsid Therapsida is a major group of eupelycosaurian synapsids that includes mammals, their ancestors and relatives. Many of the traits today seen as unique to mammals had their origin within early therapsids, including limbs that were oriented more ...

s from the

Late Permian Late may refer to: * LATE, an acronym which could stand for: ** Limbic-predominant age-related TDP-43 encephalopathy, a proposed form of dementia ** Local-authority trading enterprise, a New Zealand business law ** Local average treatment effect, ...

South Africa South Africa, officially the Republic of South Africa (RSA), is the southernmost country in Africa. It is bounded to the south by of coastline that stretch along the South Atlantic and Indian Oceans; to the north by the neighbouring countri ...

. It includes the genus ''

Hipposaurus ''Hipposaurus'' ('horse lizard') is an extinct genus of basal therapsids known from the ''Tapinocephalus'' Assemblage Zone of the Main Karoo Basin, South Africa. Chronologically this is within the Capitanian stage of the Guadalupian Series (M ...

'', and possibly the genera '' Hipposauroides'' and ''

Pseudhipposaurus ''Pseudhipposaurus'' is an extinct genus of biarmosuchian therapsids from the Late Permian of South Africa. See also * List of therapsids This list of therapsids is an attempt to create a comprehensive listing of all genera that have ever been ...

''. A closely related biarmosuchian is ''

Ictidorhinus ''Ictidorhinus'' is an extinct genus of biarmosuchian therapsids. Fossils have been found from the ''Dicynodon'' Assemblage Zone of the Beaufort Group in the Karoo Basin, South Africa and are of Late Permian age. It had a short snout and proport ...

'', which has been placed in the family

Ictidorhinidae ''Ictidorhinus'' is an extinct genus of biarmosuchian therapsids. Fossils have been found from the ''Dicynodon'' Assemblage Zone of the Beaufort Group in the Karoo Basin, South Africa and are of Late Permian age. It had a short snout and proport ...

References

Biarmosuchians Lopingian first appearances Lopingian extinctions Prehistoric therapsid families Taxa named by Alfred Romer {{paleo-therapsid-stub