Genus: Cynosaurus SCHMIDT, 1927
Etymology: Greek, kyn- (kyon), “dog”, Greek, sauros, “lizard”: Dog lizard.
= Cynosuchoides BROOM, 1931
Etymology: “Cynosuchus- like one”.
= Cynosuchus OWEN, 1876
Etymology: Greek, kyn- (kyon), Greek, soukhos, “crocodile”: Dog Crocodile.
= Mygalesuchus BROOM, 1942
Etymology: Greek, mygale, “field mouse”, Greek, soukos, “crocodile”: Field mouse crocodile.

Species: suppostus (OWEN, 1876) SCHMIDT, 1927)
Etymology: Greek for dog and crocodile.
= Cynosuchus suppostus OWEN, 1876

Holotype: BMNH R1718

Locality: Sneewberg Range towards the west of Graaff Reinet District, Eastern Cape Province, South Africa.

Horizon:

Biostratigraphy: Dicynodon Assemblage zone (formerly Dicynodon lacerticeps-Whaitsia zone of KEYSER, 1979, SACS, 1980, Daptocephalus zone of KITCHING, 1970, 1977, Upper Cistecephalus Zone of WATSON, 1914).

Age: Tatarian Age, Lopingian Subepoch, Zechstein Epoch, Late Permian.

Material: Fragmentary skull.

Referred material:

Locality: Palimeet Fontein, Cape Colony, South Africa.

Horizon:

Biostratigraphy:

Age: Late Permian.

Material:

BMNH 49404: Fragmentary right dentary, 6 cervical vertebrae, distal end of left humerus, head of ulna, fragments from sacral region and ilium.

 


BRINK, 1986

Locality: Compasberg Farm, Middleburg District, South Africa.

Horizon: Katberg Formation, Beaufort Group.

Biostratigraphy: Lystrosaurus Assemblage zone (Lystrosaurus-Thrinaxodon zone, KEYSER, 1979, SACS, 1980, Procolophon zone, Lystrosaurus zone, WATSON, 1914, BROOM, 1906).

Age: Early Scythian Epoch, Early Triassic.

Material:

BP F4281: Large skull.

 


= Cynosuchus whaitsi HAUGHTON, 1918
= Cynosaurus whaitsi (HAUGHTON, 1918)
Etymology:
= Cynosuchoides whaitsi (HAUGHTON, 1918) BROOM, 1931

Holotype: SAM 4333

Locality: Weltevreden, Graaff Reinet District, Eastern Cape Province, South Africa.

Horizon:

Biostratigraphy: Dicynodon Assemblage zone (formerly Dicynodon lacerticeps-Whaitsia zone of KEYSER, 1979, SACS, 1980, Daptocephalus zone of KITCHING, 1970, 1977, Upper Cistecephalus Zone of WATSON, 1914).

Age: Tatarian Age, Lopingian Subepoch, Zechstein Epoch, Late Permian.

Material: Fragmentary skull.

Referred material:

BRINK

Locality: Farm Tweefontein at the foot of the Lootsberg Pas near Bethesda Road Station, north of Graaff-Reinet, Eastern Cape Province, South Africa.

Horizon:

Biostratigraphy: Dicynodon Assemblage zone (formerly Dicynodon lacerticeps-Whaitsia zone of KEYSER, 1979, SACS, 1980, Daptocephalus zone of KITCHING, 1970, 1977, Upper Cistecephalus Zone of WATSON, 1914).

Age: Tatarian Age, Lopingian Subepoch, Zechstein Epoch, Late Permian.

Material:

BP 371: Fragmentary skull.

 


BRINK, 1986

Locality: Ringsfontein, Murraysburg District, Western Cape Province, South Africa.

Horizon:

Biostratigraphy: Dicynodon Assemblage zone (formerly Dicynodon lacerticeps-Whaitsia zone of KEYSER, 1979, SACS, 1980, Daptocephalus zone of KITCHING, 1970, 1977, Upper Cistecephalus Zone of WATSON, 1914).

Age: Tatarian Age, Lopingian Subepoch, Zechstein Epoch, Late Permian.

Material:

BP M354: Small skull.

 


= Mygalesuchus peggyae BROOM, 1942
Etymology:

Holotype: RC 53

Locality: Wellwood, Graaff Reinet Disterict, Eastern Cape Province, South Africa.

Horizon:

Biostratigraphy: Upper Cistecephalus zone.

Age: Tatarian Age, Lopingian Subepoch, Zechstein Epoch, Late Permian.

Material: Fragmentary skull and mandible.