Palaeos		Therapsida
Vertebrates		Biarmosuchia: Ictidorhinidae / Hipposauridae

Therapsida: Biarmosuchia: Ictidorhinidae / Hipposauridae

SYNAPSIDA
|
THERAPSIDA
`-Raranimus
  |--Biarmosuchia
  |  |--Biarmosuchidae
  |  `--Ictidorhinidae
  |     `--Burnetiamorpha
  `-+--Eotitanosuchia
    `-Eutherapsida
      |--Dinocephalia
      `--+--Anomodontia
         |  |--Venyukovioidea
         |  `--Dicynodontia   
         `--Theriodontia
            |--Gorgonopsia
            `--+--Therocephalia
               `--CYNODONTIA

Taxa on This Page

1. Ictidorhinidae X

Biarmosuchia: Ictidorhinidae / Hipposauridae

Ictidorhinus - Dicynodon zone, South Africa. This little animal (skull length about 5 cm) was among the last of the Biarmosuchia. Life reconstruction artwork by Smokeybjb - Wikipedia

Apologies for the paucity of material; more will be added to this page in due course....

Ictidorhinidae: (= Hipposauridae) Hipposaurus, Ictidorhinus, Lycaenodon, Pseudhipposaurus, Rubidgina.

Range: Late Permian of South Africa

Phylogeny: Biarmosuchia: Biarmosuchidae + * ::: Burnetiamorpha

Characters: "incipient" heeled incisors?

Comment: a paraphyletic group according to the cladogram given by Sidor & Welman 2003 pp.639