Species: capensis BROOM, 1914
Etymology: In reference to Cape Province, South Africa.

Holotype: AMNH 5561

Locality: New Bethesda Commonage, Graaff Reinet District, Eastern Cape Province, South Africa.

Horizon:

Biostratigraphy: Cistecephalus zone ?

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

Material: Skull missing tip of snout and posterior portion of quadratojugal and the quadrate.

Referred material:

TM 3603: Skull and braincase.

BROOM, 1922

Petoria Museum: Fragmentary skeleton.

 

Locality: No catalogue data.

Horizon:

Biostratigraphy:

Age: No catalogue data.

Material:

TM 3603: Posterior half of a large skull.

 

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

Horizon:

Biostratigraphy:

Age: Late Permian.

Material:

RC 625: Poor skull.

RC 626: Poor skull.

 

Locality: Ganora, New Bethesda Commonage, Graaff Reinet District, Eastern Cape Province, South Africa.

Horizon:

Biostratigraphy:

Age: Late Permian.

Material:

RC 714: Incomplete skull.

 

Locality: Farm Blaaukranz, Prince Albert, Western Cape Province, South Africa.

Horizon: Middle Abrahamskraal Formation.

Biostratigraphy: Tapinocephalus zone.

Age: Early Tatarian age, Guadelupian Stage, Middle Zeichstein Epoch, Middle Permian.

Material:

GHG K 106: Badly flattened skull.

GHG RS160:PArtial skull.

 

Locality: Von der Waltzhoek, Graaff Reinet District, Eastern Cape Province, South Africa.

Horizon:

Biostratigraphy:

Age: Late Permian.

Material:

BP 375: Skull.

 

Locality: Klipplaat, Richmond, Eastern Cape Province, South Africa.

Horizon:

Biostratigraphy:

Age: Late Permian.

Material:

BP 2459: Small flattened partial skull.

 

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

Horizon:

Biostratigraphy: Dicynodon-Theirognathus subzone, Daptocephalus Assemblage Zone.

Age: Lower Changhsingian, Late Permian.

Material:

BP 2871: Skull.

 

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

Horizon:

Biostratigraphy:

Age: Late Permian.

Material:

BP 2859: Skull and skeleton.

 

SMITH & EVANS, 1995/1996

Locality: South Africa.

Horizon: Hoedemaker member, Middle Teekloof Formation.

Biostratigraphy: Tropidostoma Assemblage zone, equivalent to the former lower Cistecephalus zone.

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

Material:

SAM K7710: 5 articulated small nearly complete specimens.

SMITH & BOTHA-BRINK, 2014

SAM-PK-K1077: Anterior skull and lower jaws with some postcranial bones.

SAM-PK-K10818: Cluster of disartiulated juvenile skeletons.

SAM-PK-K6205: Partial skulls.

SAM-PK-K7578: Dorsoventrally compressed skull.

SAM-PK-K8565: Partial skeleton.

 

= Youngina gracilis BROOM
Etymology: Lating, gracilis, "slender, gracile."

Holotype:

Locality:

Horizon:

Biostratigraphy:

Age:

Material:

 

= Youngoides romeri OLSON & BROOM, 1937
Etymology: In honor of Alfred Romer.

Holotype: FMNH 1528

Locality: Towerwater Farm, 1.5 miles west of house, Murraysburg District, Western Cape Province, South Africa.

Horizon: Oudeberg Member, Teekloof Formation.

Biostratigraphy: Lower or Middle Cistecephalus zone.

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

Material: Skull.

 

= Youngopsis kitchingi BROOM, 1937
Etymology: In honor of James W. Kitching, a prominent South African palaeontologist.

Holotype: TM 1490

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

Horizon:

Biostratigraphy: Cistecephalus zone?

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

Material: A very poor skull.

 

= Youngopsis rubidgei BROOM & ROBINSON, 1948
Etymology: In honor of Dr. S. H. Rubidge.

Holotype: RC 90

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

Horizon:

Biostratigraphy: Cistecephalus zone ?

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

Material: Skull.

= Youngoides minor BROOM & ROBINSON, 1948
Etymology: Latin, minor, "minor, small."

Holotype: RC 91

Locality: New Bethesda Commonage, Graaff Reinet District, Eastern Cape Province, South Africa.

Horizon:

Biostratigraphy: Cistecephalus zone?

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

Material: A poor partial skull.