Genus: Jonkeria van HOEPEN, 1916
Etymology: In reference for the name is not explained.
= Dinophoneus BROOM, 1923
Etymology: Greek, deinos, “terrible” and Greek, phoneus, “murderer, assassin”: Terrible killer.
= Dinophageus HUENE (sic)
= Dinosphageus BROOM 1929
Etymology: Greek, deinos, “terrible” and Greek, sphageus, “killer, butcher, slaughter”: Terrible killer.
= ?Glaridodon SEELEY, 1888
Etymology: Greek, glarid- (glaris), “chisel, file” and Greek, odon, “tooth”: Chisel tooth.

Species: truculenta van HOEPEN, 1916
Etymology:

Holotype: TM 212

Locality: Abrahamskraal, Prince Albert, Western Cape Province, South Africa.

Horizon: Middle Abrahamskraal Formation.

Biostratigraphy: Tapinocephalus zone (Dinocephalian zone KEYSER, 1979, SACS, 1980, KEYSER & SMITH, 1977-78, Lower Tapinocephalus zone, KITCHING, 1970, 1977, WATSON, 1914).

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

Material: Skull and fragmentary skeleton.

Referred material:

Locality: Bosluiskraal, Laingsburg, Western Cape Province, South Africa.

Horizon: Middle Abrahamskraal Formation.

Biostratigraphy: Tapinocephalus zone (Dinocephalian zone KEYSER, 1979, SACS, 1980, KEYSER & SMITH, 1977-78, Lower Tapinocephalus zone, KITCHING, 1970, 1977, WATSON, 1914).

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

Material:

SAM 12030: Fragmentary skull.

 


= Phoneosuchus angusticeps BROOM, 1929
Etymology:
= Jonkeria angusticeps (BROOM, 1929)

Holotype: AMNH 5633

Locality: Abraham's Kraal, Prince Albert District, Western Cape Province, South Africa.

Horizon: Middle Abrahamskraal Formation.

Biostratigraphy: Tapinocephalus zone (Dinocephalian zone KEYSER, 1979, SACS, 1980, KEYSER & SMITH, 1977-78, Lower Tapinocephalus zone, KITCHING, 1970, 1977, WATSON, 1914).

Age: Early Tatarian age, Guadelupian Stage, Middle Zeichstein Epoch, Middle Permian.
Material: Right mandibular ramus and left ischium.

= Dinosphageus haughtoni BROOM, 1929
Etymology: In honor of Sidney Henry Haughton (1888-1982), British Paleontologist.
= Jonkeria haughtoni (BROOM, 1929) BOONSTRA, 1953

Holotype: SAM 4343

Locality: Welgemoed, Prince Albert, Western Cape Province, South Africa.

Horizon: Middle Abrahamskraal Formation.

Biostratigraphy: Tapinocephalus zone (Dinocephalian zone KEYSER, 1979, SACS, 1980, KEYSER & SMITH, 1977-78, Lower Tapinocephalus zone, KITCHING, 1970, 1977, WATSON, 1914).

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

Material: Skull and fragmentary skeleton.

Referred material:

Locality: Leeurivier, Beaufort West, Western Cape Province,, South Africa.

Horizon: Middle Abrahamskraal Formation.

Biostratigraphy: Tapinocephalus zone (Dinocephalian zone KEYSER, 1979, SACS, 1980, KEYSER & SMITH, 1977-78, Lower Tapinocephalus zone, KITCHING, 1970, 1977, WATSON, 1914).

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

Material:

SAM 4342: Scapula.

 


Locality: Kleinkoedoeskop, Beaufort West, Western Cape Province, South Africa.

Horizon: Middle Abrahamskraal Formation.

Biostratigraphy: Tapinocephalus zone (Dinocephalian zone KEYSER, 1979, SACS, 1980, KEYSER & SMITH, 1977-78, Lower Tapinocephalus zone, KITCHING, 1970, 1977, WATSON, 1914).

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

Material:

SAM 9002: Scapula and ulna.

 


Locality: Klein Koedoeskop, Beaufort West, Western Cape Province, South Africa.

Horizon: Middle Abrahamskraal Formation.

Biostratigraphy: Tapinocephalus zone (Dinocephalian zone KEYSER, 1979, SACS, 1980, KEYSER & SMITH, 1977-78, Lower Tapinocephalus zone, KITCHING, 1970, 1977, WATSON, 1914).

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

Material:

SAM 9009: Precoracoid.

 


Locality: Koedoeskop, Beaufort West, Western Cape Province, South Africa.

Horizon: Middle Abrahamskraal Formation.

Biostratigraphy: Tapinocephalus zone (Dinocephalian zone KEYSER, 1979, SACS, 1980, KEYSER & SMITH, 1977-78, Lower Tapinocephalus zone, KITCHING, 1970, 1977, WATSON, 1914).

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

Material:

SAM 11464: Ulna.

 


Locality: Seekoievlei, Beaufort West, Western Cape Province, South Africa.

Horizon: Middle Abrahamskraal Formation.

Biostratigraphy: Tapinocephalus zone (Dinocephalian zone KEYSER, 1979, SACS, 1980, KEYSER & SMITH, 1977-78, Lower Tapinocephalus zone, KITCHING, 1970, 1977, WATSON, 1914).

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

Material:

SAM 9145: Radius and fragmentary pubis.

SAM 9147: Ulna.

 


= Jonkeria crassa BROOM, 1929
Etymology: Latin, crassus, "dense, thick."
= Jonkeria crassus BOONSTRA, 1936

Holotype: AMNH 5577

Locality: Kruidfontein, Prince Albert District, Western Cape Province, South Africa.

Horizon: Middle Abrahamskraal Formation.

Biostratigraphy: Tapinocephalus zone (Dinocephalian zone KEYSER, 1979, SACS, 1980, KEYSER & SMITH, 1977-78, Lower Tapinocephalus zone, KITCHING, 1970, 1977, WATSON, 1914).

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

Material: Nearly complete dentaries, scapula, humerus, much of an ulna, parto of an ilium an a few imperfect vertebrae.

 

= Dinophoneus ingens BROOM, 1923
Etymology: Latin, ingens, "enormous, massive."
= Jonkeria ingens (BROOM, 1923)

Holotype: AMNH 5634

Locality: Kookfontein, Prince Albert District, Western Cape Province, South Africa.

Horizon: Middle Abrahamskraal Formation.

Biostratigraphy: Tapinocephalus zone (Dinocephalian zone KEYSER, 1979, SACS, 1980, KEYSER & SMITH, 1977-78, Lower Tapinocephalus zone, KITCHING, 1970, 1977, WATSON, 1914).

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

Material: Skull.

Referred material:

BOONSTRA, 1962

Locality: Klein-Koedoeskop, Beaufort West, Western Cape Province, South Africa.

Horizon: Middle Abrahamskraal Formation.

Biostratigraphy: Tapinocephalus zone (Dinocephalian zone KEYSER, 1979, SACS, 1980, KEYSER & SMITH, 1977-78, Lower Tapinocephalus zone, KITCHING, 1970, 1977, WATSON, 1914).

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

Material:

SAM 11573, 11574, 11575: Skulls.

 

Locality: Skoppelmaaikraal, Laingsburg, Western Cape Province, South Africa.

Horizon: Middle Abrahamskraal Formation.

Biostratigraphy: Tapinocephalus zone (Dinocephalian zone KEYSER, 1979, SACS, 1980, KEYSER & SMITH, 1977-78, Lower Tapinocephalus zone, KITCHING, 1970, 1977, WATSON, 1914).

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

Material:

SAM 12248: Fragmentary skull.

 

 

Locality: Janwillemsfontein, Prince Albert, Western Cape Province, South Africa.

Horizon: Middle Abrahamskraal Formation.

Biostratigraphy: Tapinocephalus zone (Dinocephalian zone KEYSER, 1979, SACS, 1980, KEYSER & SMITH, 1977-78, Lower Tapinocephalus zone, KITCHING, 1970, 1977, WATSON, 1914).

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

Material:

SAM 3433: Humerus.

 


Locality: Gamka river, Prince Albert District, Western Cape Province, South Africa.

Horizon: Middle Abrahamskraal Formation.

Biostratigraphy: Tapinocephalus zone (Dinocephalian zone KEYSER, 1979, SACS, 1980, KEYSER & SMITH, 1977-78, Lower Tapinocephalus zone, KITCHING, 1970, 1977, WATSON, 1914).

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

Material:

SAM 738: Humerus.

 

 

Locality: Klein Koedoeskop, Beaufort West, Western Cape Province,, South Africa.

Horizon: Middle Abrahamskraal Formation.

Biostratigraphy: Tapinocephalus zone (Dinocephalian zone KEYSER, 1979, SACS, 1980, KEYSER & SMITH, 1977-78, Lower Tapinocephalus zone, KITCHING, 1970, 1977, WATSON, 1914).

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

Material:

SAM 9006: Proximal half of humerus.

 


Locality: Welgemoed, Prince Albert, Western Cape Province, South Africa.

Horizon: Middle Abrahamskraal Formation.

Biostratigraphy: Tapinocephalus zone (Dinocephalian zone KEYSER, 1979, SACS, 1980, KEYSER & SMITH, 1977-78, Lower Tapinocephalus zone, KITCHING, 1970, 1977, WATSON, 1914).

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

Material:

SAM 11994: Fragmentary humerus.

 


Locality: Mierfontein, Beaufort West, Western Cape Province, South Africa.

Horizon: Middle Abrahamskraal Formation.

Biostratigraphy: Tapinocephalus zone (Dinocephalian zone KEYSER, 1979, SACS, 1980, KEYSER & SMITH, 1977-78, Lower Tapinocephalus zone, KITCHING, 1970, 1977, WATSON, 1914).

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

Material:

SAM 9348: Fragmentary humerus and fragmentary ilium.

 


= Jonkeria pugnax BROOM, 1932
Etymology: Latin, pugnax, "combative, fond of fighting."

Holotype: AMNH 5608

Locality: Kookfontein, Prince Albert District, Western Cape Province, South Africa.

Horizon: Middle Abrahamskraal Formation.

Biostratigraphy: Tapinocephalus zone (Dinocephalian zone KEYSER, 1979, SACS, 1980, KEYSER & SMITH, 1977-78, Lower Tapinocephalus zone, KITCHING, 1970, 1977, WATSON, 1914).

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

Material: Nearly complete skull and dentary.

= Jonkeria anderbyli BROOM, 1936
Etymology:

Holotype: AMNH 5620

Locality: Jan Willemsfontein, Prince Albert District, Western Cape Province, South Africa.

Horizon: Middle Abrahamskraal Formation.

Biostratigraphy: Tapinocephalus zone (Dinocephalian zone KEYSER, 1979, SACS, 1980, KEYSER & SMITH, 1977-78, Lower Tapinocephalus zone, KITCHING, 1970, 1977, WATSON, 1914).

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

Material: Skull.

Referred material:

BOONSTRA, 1962

Locality: Skroefpaal, Prince Albert, Western Cape Province, South Africa.

Horizon: Middle Abrahamskraal Formation.

Biostratigraphy: Tapinocephalus zone (Dinocephalian zone KEYSER, 1979, SACS, 1980, KEYSER & SMITH, 1977-78, Lower Tapinocephalus zone, KITCHING, 1970, 1977, WATSON, 1914).

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

Material:

SAM 11884: Skull and lower jaw.

= Jonkeria parva BOONSTRA, 1955
Etymology: Latin, parva, "small, little."

Holotype: SAM 9149

Locality: Saairivier, Prince Albert, Western Cape Province, South Africa.

Horizon: Middle Abrahamskraal Formation.

Biostratigraphy: Tapinocephalus zone (Dinocephalian zone KEYSER, 1979, SACS, 1980, KEYSER & SMITH, 1977-78, Lower Tapinocephalus zone, KITCHING, 1970, 1977, WATSON, 1914).

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

Material: Right humerus.

Referred material:

BHAT, SHELTON & CHINSAMY, 2021

Locality: Deesweesfontein, Laingsburg, Western Cape Province, South Africa.

Horizon: Middle Abrahamskraal Formation.

Biostratigraphy: Tapinocephalus zone.

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

Material:

SAM-PK-12233a-c: Femur, radius and tarsal.


= Jonkeria rossouwi BOONSTRA, 1955
Etymology:

Holotype: SAM 5014

Locality: Abrahamskraal, Prince Albert, Western Cape Province, South Africa.

Horizon: Middle Abrahamskraal Formation.

Biostratigraphy: Tapinocephalus zone (Dinocephalian zone KEYSER, 1979, SACS, 1980, KEYSER & SMITH, 1977-78, Lower Tapinocephalus zone, KITCHING, 1970, 1977, WATSON, 1914).

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

Material: Left scapula, incomplete precoracoid and coracoid, fragmentary interclavicle, left humerus, left ulna, left radius, right ilium, left femur, left tibia, and left fibula.

Referred material:

SAM 11982: Interclavicle.

 


Locality: Kruisvlei, Beaufort West, Western Cape Province, South Africa.

Horizon: Middle Abrahamskraal Formation.

Biostratigraphy: Tapinocephalus zone (Dinocephalian zone KEYSER, 1979, SACS, 1980, KEYSER & SMITH, 1977-78, Lower Tapinocephalus zone, KITCHING, 1970, 1977, WATSON, 1914).

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

Material:

SAM 11979: Fragmentary interclavicle and proximal ends of ulna and fibula.

= Jonkeria boonstrai JANENSCH, 1959
Etymology: In honor of Lieuwe Dirk Boonstra (1905 – 1975) a South African Palaeontologist.

Holotype: BMNK

Locality: Springfontein near Letjesbosch, Bezirk, Beaufort West, Western Cape Province, South Africa.

Horizon: Middle Abrahamskraal Formation.

Biostratigraphy: Tapinocephalus zone (Dinocephalian zone KEYSER, 1979, SACS, 1980, KEYSER & SMITH, 1977-78, Lower Tapinocephalus zone, KITCHING, 1970, 1977, WATSON, 1914).

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

Material: Fragmentary skull and fragmentary dentary.

Referred material:

BOONSTRA, 1962

Locality: Rietkuil, Beaufort West, Western Cape Province, South Africa.

Horizon: Middle Abrahamskraal Formation.

Biostratigraphy: Tapinocephalus zone (Dinocephalian zone KEYSER, 1979, SACS, 1980, KEYSER & SMITH, 1977-78, Lower Tapinocephalus zone, KITCHING, 1970, 1977, WATSON, 1914).

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

Material:

SAM 9079: Fragmentary skull and fragmentary dentary.