PBDB Taxon

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Theriognathus microps

Therocephalia - Whaitsiidae

Taxonomy

Theriognathus microps was named by Owen (1876). Its type specimen is BMNH 47065, a partial skull (Incomplete skull), and it is a 3D body fossil. Its type locality is Stylkrantz, Sniewe Berg (Dicynodon AZ), which is in a Wuchiapingian/Changhsingian terrestrial sandstone in South Africa.

It was synonymized subjectively with Whaitsia platyceps by Kitching (1977).

Synonyms

Moschorhynchus latirostris was named by Broom (1936). Its type specimen is TM 246, a skull, and it is a 3D body fossil. Its type locality is Wilgerbosch, New Bethesda, which is in a Wuchiapingian/Changhsingian terrestrial horizon in South Africa.

It was synonymized subjectively with Whaitsia platyceps by Kitching (1977).
Whaitsia platyceps was named by Haughton (1918). Its type specimen is SAM-PK-4006 and is a 3D body fossil. Its type locality is Zuurplaats, Suurplaas, Graaff-Reinet (Dicynodon Assemblage Zone), which is in a Wuchiapingian/Changhsingian terrestrial horizon in South Africa.

It was synonymized subjectively with Theriognathus microps by Mendrez (1974).
Moschorhynchus brachyrhinus was named by Brink (1954). Its type specimen is BP/1/149, a skull, and it is a 3D body fossil. Its type locality is Hoeksplaas (Dicynodon Assemblage Zone), which is in a Wuchiapingian/Changhsingian terrestrial horizon in South Africa.

It was synonymized subjectively with Whaitsia platyceps by Kitching (1977).
Moschorhynchus gracilis was named by Brink (1954). Its type specimen is BP/1/148, a skull, and it is a 3D body fossil. Its type locality is Waterval (Dicynodon Assemblage Zone), which is in a Wuchiapingian/Changhsingian terrestrial siliciclastic in South Africa.

It was synonymized subjectively with Whaitsia platyceps by Kitching (1977).
Whaitsia major was named by Broom (1931). Its type specimen is BMNH R5694, a skull, and it is a 3D body fossil. Its type locality is Thaba Nchu Commonage, which is in a Wuchiapingian/Changhsingian terrestrial horizon in South Africa.

It was synonymized subjectively with Theriognathus microps by Mendrez (1974).
Whaitsia pricei was named by Broom and Robinson (1948). Its type specimen is BP/1/9, a skull, and it is a 3D body fossil. Its type locality is Hoeksplaas (Dicynodon Assemblage Zone), which is in a Wuchiapingian/Changhsingian terrestrial horizon in South Africa.

It was synonymized subjectively with Whaitsia platyceps by Kitching (1977).
Notosollasia laticeps was named by Brink (1954). Its type specimen is BMNH R5699, a skull, and it is a 3D body fossil. Its type locality is Bethesda Road Area, which is in a Wuchiapingian/Changhsingian terrestrial horizon in South Africa.

It was synonymized subjectively with Whaitsia platyceps by Kitching (1977).
Notosollasia luckhoffi was named by Broom (1936). Its type specimen is RC 2, a partial skull (Snout), and it is a 3D body fossil. Its type locality is Ferndale, Graaff-Reinet (Dicynodon Assemblage Zone), which is in a Wuchiapingian/Changhsingian terrestrial siliciclastic in South Africa.

It was synonymized subjectively with Notosollasia laticeps by Brink (1954).
Notosollasia boonstrai was named by Brink (1954). Its type specimen is BP/1/147, a skull, and it is a 3D body fossil. Its type locality is Milton (De Hoop), Murraysburg, which is in a Wuchiapingian/Changhsingian terrestrial horizon in South Africa.

It was synonymized subjectively with Whaitsia platyceps by Kitching (1977).
Notosollasia longiceps was named by Brink (1954). Its type specimen is BP/1/141, a skull (Skull without lower jaw), and it is a 3D body fossil. Its type locality is Vlakplaas, Vlakteplaas, Graaff-Reinet, which is in a Wuchiapingian/Changhsingian terrestrial siliciclastic in South Africa.

It was synonymized subjectively with Whaitsia platyceps by Kitching (1977).
Alopecopsis atavus was named by Broom (1920). Its type specimen is Kimberley Museum specimen, a skull, and it is a 3D body fossil. Its type locality is New Bethesda Commonage, which is in a Wuchiapingian/Changhsingian terrestrial horizon in the Balfour Formation of South Africa.

It was synonymized subjectively with Theriognathus microps by Mendrez (1974).
Notaelurops paucidens was named by Broom (1936). Its type specimen is Transvaal Museum, skull, a partial skull, and it is a 3D body fossil. Its type locality is Wellwood (Dicynodon Assemblage Zone), which is in a Wuchiapingian/Changhsingian terrestrial siliciclastic in the Balfour Formation of South Africa.

It was synonymized subjectively with Whaitsia platyceps by Kitching (1977).
Aneugomphius ictidoceps was named by Broom and Robinson (1949). Its type specimen is BP/1/11, a skull, and it is a 3D body fossil. Its type locality is Hoeksplaas (Dicynodon Assemblage Zone), which is in a Wuchiapingian/Changhsingian terrestrial horizon in South Africa.

It was synonymized subjectively with Whaitsia platyceps by Kitching (1977).
Hyenosaurus platyceps was named by Broom (1935). Its type specimen is TM 258, a mandible (Partial lower jaw), and it is a 3D body fossil.

It was synonymized subjectively with Theriognathus microps by Mendrez (1974).

Synonymy list

Year	Name and author
1876	Theriognathus microps Owen
1918	Whaitsia platyceps Haughton
1920	Alopecopsis atavus Broom
1931	Whaitsia major Broom
1935	Hyenosaurus platyceps Broom
1936	Moschorhynchus latirostris Broom
1936	Notaelurops paucidens Broom
1936	Notosollasia luckhoffi Broom
1948	Whaitsia pricei Broom and Robinson
1949	Aneugomphius ictidoceps Broom and Robinson
1954	Alopecopsis atavus Brink
1954	Aneugomphius ictidoceps Brink
1954	Hyenosaurus platyceps Brink
1954	Moschorhynchus brachyrhinus Brink
1954	Moschorhynchus gracilis Brink
1954	Moschorhynchus latirostris Brink
1954	Notaelurops paucidens Brink
1954	Notosollasia boonstrai Brink
1954	Notosollasia laticeps Brink
1954	Theriognathus microps Brink
1954	Whaitsia major Brink
1954	Whaitsia platyceps Brink
1954	Whaitsia pricei Brink
1954	Notosollasia longiceps Brink p. 52 fig. 7
2015	Theriognathus microps Huttenlocker and Abdala
2017	Theriognathus microps Huttenlocker and Smith

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Rank	Name	Author
kingdom	Animalia	()
—	Bilateria
—	Eubilateria	Ax 1987
—	Deuterostomia
phylum	Chordata	Haeckel 1874
subphylum	Vertebrata
superclass	Gnathostomata
—	Osteichthyes	()
subclass	Sarcopterygii	()
subclass	Dipnotetrapodomorpha	(Nelson 2006)
subclass	Tetrapodomorpha	()
—	Tetrapoda
—	Reptiliomorpha

Rank	Name	Author
—	Anthracosauria
subclass	Amphibiosauria	Kuhn 1967
—	Cotylosauria	()
—	Amniota
subclass	Synapsida
—	Therapsida	()
order	Therocephalia
—	Eutherocephalia	Hopson and Barghusen 1986
superfamily	Whaitsioidea	Haughton 1918
family	Whaitsiidae	Haughton 1918
genus	Theriognathus	Owen 1876
species	microps	Owen 1876

If no rank is listed, the taxon is considered an unranked clade in modern classifications. Ranks may be repeated or presented in the wrong order because authors working on different parts of the classification may disagree about how to rank taxa.

†Theriognathus microps Owen 1876

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Invalid names: Alopecopsis atavus Broom 1920 [synonym], Hyenosaurus platyceps Broom 1935 [synonym], Whaitsia major Broom 1931 [synonym], Whaitsia platyceps Haughton 1918 [synonym]

Diagnosis

No diagnoses are available

Measurements

No measurements are available

Composition:

phosphaticsubp

Environment:

terrestrialuc

Locomotion:

actively mobilec

Diet:

carnivoreo

Created:

2009-01-03 20:34:57

Modified:

2009-01-03 22:34:57

Source: o = order, c = class, subp = subphylum, uc = unranked clade

References: Hendy et al. 2009, Carroll 1988, Benton 1983

Age range: base of the Wuchiapingian to the top of the Anisian or 259.90000 to 242.00000 Ma

Collections (42 total)

Time interval	Ma	Country or state	Original ID and collection number
Wuchiapingian	259.9 - 254.17	Tanzania (Ruvuma)	Notosollasia luckhoffi, Notaelurops paucidens (181520) Theriognathus microps (180461)
Wuchiapingian	259.9 - 254.17	South Africa (Western Cape)	Theriognathus microps (178865)
Wuchiapingian	259.9 - 254.17	Zambia	Theriognathus microps (196928 196929 196930 196931)
Wuchiapingian	259.9 - 254.17	South Africa (Northern Cape)	Theriognathus microps (178523 179590)
Wuchiapingian - Changhsingian	259.9 - 252.17	South Africa (Western Cape)	Moschorhynchus brachyrhinus, Whaitsia pricei, Aneugomphius ictidoceps, Theriognathus microps (174623) Notosollasia boonstrai (178477) Notosollasia laticeps (89859) Theriognathus microps (80178 196937) Whaitsia platyceps, Notosollasia laticeps, Notosollasia longiceps, Theriognathus microps (80176)
Wuchiapingian - Changhsingian	259.9 - 252.17	South Africa (Free State)	Theriognathus microps (196933 196934) Whaitsia major, Theriognathus microps (179592)
Wuchiapingian - Changhsingian	259.9 - 252.17	South Africa (Northern Cape)	Theriognathus microps (196935 196936 196938)
Wuchiapingian - Changhsingian	259.9 - 252.17	South Africa (Eastern Cape)	Alopecopsis atavus (80219) Moschorhynchus gracilis (174735) Moschorhynchus latirostris (176312) Notosollasia laticeps (176336 178872) Notosollasia laticeps, Notosollasia luckhoffi (174741) Notosollasia longiceps (80216) Notosollasia longiceps, Notaelurops paucidens (80226) Notosollasia longiceps, Theriognathus microps (178900) Theriognathus microps (type locality: 171337 179588 196932) Whaitsia platyceps (80174 80225 174663 176330 176917 178864) Whaitsia platyceps, Notosollasia longiceps (177563)
Changhsingian	254.17 - 252.17	South Africa (Western Cape)	Whaitsia platyceps (80223)
Anisian	247.2 - 242.0	Tanzania (Ruvuma)	Theriognathus microps (194382)