USNM703c, Old Word Ranch, Glass Mountains: Kungurian, Texas

List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Demospongiae - Agelasida - Catenispongiidae
Catenispongia agaricus Finks 1995
Finks 1995
Stratispongia cinctuta Finks 1995
Finks 1995
Ossimimus robustus Finks 1995
Finks 1995
Demospongiae - Agelasida - Guadalupiidae
Guadalupia cupulosa n. sp. Finks 2010
Finks 2010
Demospongiae - Anthracosyconidae
? Collatipora pyriformis Finks 1960
Finks 1960 6 specimens
Demospongiae - Spirosclerophorida - Haplistiidae
Haplistion aeluroglossa Finks 1960
Finks 1960
Demospongiae - Spirosclerophorida
Polysiphonia flabellatum
Finks 1995
replaced by Polysiphoneudea
Hexactinellida - Reticulosa - Docodermatidae
Acanthocoryna stauroma Finks 1960
Finks 1960
Endoplegma calathus Finks 1960
Finks 1960
Docoderma rigida Finks 1960
Finks 1960
Carphites plectus Finks 1960
Finks 1960
Hexactinellida - Reticulosa - Dictyospongiidae
Microstaura doliolum Finks 1960
Finks 1960
Hexactinellida - Lyssakida
Lyssakida informal indet. sp. 2 Zittel 1877
Finks 1960
Lyssakida indet. Zittel 1877
Finks 1960
Polyplacophora
Polyplacophora indet. de Blainville 1816
Hoare and Smith 1984 1 specimen
Polyplacophora - Neoloricata - Lepidopleuridae
Pterochiton arthurcooperi Smith 1976
Smith 1976 132 specimens
recombined as Schematochiton arthurcooperi
17 Head valves, 95 Intermediate valves, 20 Tail valves
Gastropoda - Murchisoniina - Lophospiridae
Worthenia multilineata Batten 1989
Batten 1989 5 specimens
recombined as Biarmeaspira multilineata
Manzanospira carinata Batten 1989
Batten 1989 1 specimen
(1 measurement)
Gastropoda - Murchisoniina - Phymatopleuridae
Tapinotomaria crassa Batten 1958
Batten 1958 1 specimen
Tapinotomaria costata Batten 1958
Batten 1958 2 specimens
Eirlysia exquisita Batten 1956
Batten 1958 1 specimen
Worthenia tabulata (Conrad 1835)
Batten 1989 5 specimens
Worthenia crenulata Batten 1989
Batten 1989 6 specimens
Gastropoda - Murchisoniina - Gosseletinidae
Apachella franciscana (Chronic 1952)
Batten 1989 2 specimens
Apachella turbiniformis Winters 1963
Batten 1989 2 specimens
(1 measurement)
Apachella exaggerata Batten 1989
Batten 1989 1 specimen
Apachella nodosa Batten 1989
Batten 1989 2 specimens
Ananias ootomaria Batten 1989
Batten 1989 8 specimens
Ananias labrectus Batten 1989
Batten 1989 4 specimens
Shwedagonia elegans Batten 1956
Batten 1958 1 specimen
Glabrocingulum (Glabrocingulum) coronatum (Chronic 1952)
Batten 1989 3 individuals
original and current combination Glabrocingulum coronatum
Glabrocingulum (Glabrocingulum) coronatum (Chronic 1952)
Batten 1989 3 specimens
original and current combination Glabrocingulum coronatum
Callistadia bella Knight 1945
Batten 1989 1 specimen
Glyptotomaria (Glyptotomaria) pistra Batten 1958
Batten 1958 1 specimen
recombined as Dictyotomaria pistra
Peruvispira delicata Chronic 1949
Batten 1989 1 specimen
Gastropoda - Murchisoniina - Eotomariidae
Euconospira pulchra Batten 1958
Batten 1958 1 specimen
replaced by Spiroscala quasipulchra
Gastropoda - Cycloneritida - Neritopsidae
Byzantia n. gen. obliqua Kosnik 1997
Kosnik 1997 5 individuals
Gastropoda - Liotiidae
Brochidium morrisi Yochelson 1956
Yochelson 1956 1 individual
Gastropoda - Bellerophontida - Bellerophontidae
Knightites (Retispira) modesta (Girty 1909)
Yochelson 1960 38 individuals
recombined as Retispira modesta
(1 measurement)
Bellerophon (Bellerophon) kingorum Yochelson 1960
Yochelson 1960 3 individuals
(1 measurement)
Bellerophon (Bellerophon) hilli Yochelson 1960
Yochelson 1960 18 individuals
Bellerophon (Bellerophon) deflectus (Chronic 1952)
Yochelson 1960 1 individual
original and current combination Bellerophon deflectus
(1 measurement)
Bellerophon (Bellerophon) plummeri Yochelson 1960
Yochelson 1960 1 individual
recombined as Waagenella plummeri
Bellerophon (? Pharkidonotus) sp. (Girty 1912)
Yochelson 1960 1 individual
original and current combination Pharkidonotus
Gastropoda - Bellerophontida - Euphemitidae
Euphemites imperator Yochelson 1960
Yochelson 1960 1 specimen
Euphemites exquisitus Yochelson 1960
Yochelson 1960 3 individuals
Euphemites aequisulcatus Chronic 1952
Yochelson 1960 24 specimens
(4 measurements)
Euphemites crenulatus Yochelson 1960
Yochelson 1960 1 individual
Warthia welleri Yochelson 1960
Yochelson 1960 1 individual
Gastropoda - Euomphalina - Euomphalidae
Straparollus (Euomphalus) kaibabensis (Chronic 1952)
Yochelson 1956 11 individuals
original and current combination Euomphalus kaibabensis
Gastropoda - Euomphalina - Pseudophoridae
Sallya linsa Yochelson 1956
Yochelson 1956 3 individuals
Gastropoda - Euomphalina - Anomphalidae
Diploconula biconvexa Yochelson 1956
Yochelson 1956 6 individuals
Anomphalus studiosus Yochelson 1956
Yochelson 1956 2 individuals
Gastropoda - Naticopsidae
Colpites striata Batten 1989
Batten 1989 1 specimen
Bivalvia - Myalinida - Myalinidae
Novaculapermia n. gen. boydi McRoberts and Newell 1997
McRoberts and Newell 1997
Bivalvia - Pectinida - Permanomiidae
Permanomia texana Newell and Boyd 1970
Newell and Boyd 1970
Bivalvia - Pectinida - Deltopectinidae
Cyrtorostra varicostata Branson 1930
Newell and Boyd 1995
Bivalvia - Pectinida - Pseudomonotidae
Pegmavalvula delicata Newell and Boyd 1970
Newell and Boyd 1970
(1 measurement)
Prospondylus acinetus Newell and Boyd 1970
Newell and Boyd 1970
Bivalvia - Pectinida - Aviculopectinidae
Obliquipecten granti Newell and Boyd 1995
Newell and Boyd 1995
Bivalvia - Pectinida - Streblochondriidae
Streblopteria montpelierensis (Girty 1910)
Newell and Boyd 1995
original and current combination Aviculipecten montpelierensis
Eocamptonectes papillatus (Girty 1908)
Newell and Boyd 1995
(16 measurements)
Bivalvia - Pectinida - Pterinopectinidae
Pterinopectinella spinifera Newell and Boyd 1995
Newell and Boyd 1995
Bivalvia - Pectinida - Annuliconchidae
Annuliconcha dentata Newell and Boyd 1995
Newell and Boyd 1995
Bivalvia - Pectinida - Heteropectinidae
Cassianoides kingorum Newell and Boyd 1995
Newell and Boyd 1995
Girtypecten sublaqueatus (Girty 1908)
Newell and Boyd 1995
Bivalvia - Pectinida - Hunanopectinidae
Fransonia wyomingensis Newell and Boyd 1995
Newell and Boyd 1995
Bivalvia - Pectinida - Entoliidae
Pernopecten yini Newell and Boyd 1995
Newell and Boyd 1995
Bivalvia - Pectinida - Euchondriidae
Euchondria cooperi Newell and Boyd 1995
Newell and Boyd 1995
Bivalvia - Ostreida - Pterineidae
Leptodesma (Leptodesma) falcata Boyd and Newell 2001
Boyd and Newell 2001 168 individuals
3 A, 165 LV, 105 RV (20 measurements)
Bivalvia - Trigoniida - Schizodidae
Kaibabella basilica Newell and Boyd 1975
Newell and Boyd 1975
Eoastarte subcircularis Ciriacks 1963
Newell and Boyd 1975
Schizodus canalis Branson 1930
Newell and Boyd 1975
Bivalvia - Trigoniida - Costatoriidae
Procostatoria cooperi Newell and Boyd 1975
Newell and Boyd 1975
(1 measurement)
Strophomenata - Orthotetida - Meekellidae
Meekella calathica n. sp. Cooper and Grant 1974
Cooper and Grant 1977 A category
Niviconia n. gen. globosa (King 1931)
Cooper and Grant 1977 VR category
Strophomenata - Orthotetida - Schuchertellidae
Bothrostegium compactum n. gen., n. sp. Cooper and Grant 1974
Cooper and Grant 1977 C category
(8 measurements)
Strophomenata - Orthotetida - Derbyiidae
Derbyia complicata n. sp. Cooper and Grant 1974
Cooper and Grant 1977 R category
Derbyia cincinnata n. sp. Cooper and Grant 1974
Cooper and Grant 1977 R category
Derbyia laqueata n. sp. Cooper and Grant 1974
Cooper and Grant 1977 R category
Derbyia informis n. sp. Cooper and Grant 1974
Cooper and Grant 1977 VR category
Strophomenata - Strophomenida - Rugosochonetidae
Dyoros (Tetragonetes) rectangulatus n. sp. Cooper and Grant 1975
Cooper and Grant 1977 C category
Dyoros (Tetragonetes) solidus n. sp. Cooper and Grant 1975
Cooper and Grant 1977 C category
Dyoros (Dyoros) extensus n. sp. Cooper and Grant 1975
Cooper and Grant 1977 R category
Dyoros (Dyoros) angulatus n. sp. Cooper and Grant 1975
Cooper and Grant 1977 R category
Dyoros (Dyoros) transversus n. sp. Cooper and Grant 1975
Cooper and Grant 1977 C category
Strophomenata - Productida - Paucispiniferidae
Anemonaria sublaevis (King 1931)
Cooper and Grant 1977 R category
Paucispinifera sp.
Cooper and Grant 1977 VR category
Paucispinifera sulcata n. sp. Cooper and Grant 1975
Cooper and Grant 1977 R category
Strophomenata - Productida - Echinoconchidae
Waagenoconcha convexa Cooper and Grant 1975
Cooper and Grant 1977 C category
Strophomenata - Productida - Productidae
Peniculauris costata n. sp. Cooper and Grant 1975
Cooper and Grant 1977 VR category
(1 measurement)
Yakovlevia immatura Cooper and Grant 1975
Cooper and Grant 1977 VR category
Horridonia texana King 1931
Cooper and Grant 1977 VR category
recombined as Sowburia texana
Strophomenata - Productida - Productellidae
Rugatia incurvata (King 1931)
Cooper and Grant 1977 VR category
Rugatia mckeei Cooper and Grant 1975
Cooper and Grant 1977 VR category
Kutorginella sullivanensis (King 1931)
Cooper and Grant 1977 VR category
recombined as Retaria sullivanensis
Echinauris sp. Muir-Wood and Cooper 1960
Cooper and Grant 1977 C category
Echinauris irregularis n. sp. Cooper and Grant 1975
Cooper and Grant 1977 R category
Echinauris bella n. sp. Cooper and Grant 1975
Cooper and Grant 1977 VR category
Echinauris liumbona n. sp. Cooper and Grant 1975
Cooper and Grant 1977 C category
Echinauris parva n. sp. Cooper and Grant 1975
Cooper and Grant 1977 R category
Strophomenata - Productida - Linoproductidae
Megousia auriculata Muir-Wood and Cooper 1960
Cooper and Grant 1977 C category
Holotricharina hirsuta n. gen., n. sp. Cooper and Grant 1975
Cooper and Grant 1977 R category
Grandaurispina informal sp. 1 Muir-Wood and Cooper 1960
Cooper and Grant 1977 VR category
Strophomenata - Productida - Aulostegidae
Xenosteges magnus Cooper and Grant 1975
Cooper and Grant 1977 VR category
Edriosteges multispinosus Muir-Wood and Cooper 1960
Cooper and Grant 1977 R category
Rhamnaria tenuispinosa n. sp. Cooper and Grant 1975
Cooper and Grant 1977 VR category
Rhamnaria vinnula Cooper and Grant 1975
Cooper and Grant 1977 VR category
Strophomenata - Productida - Hercosiidae
Hercosestria hystricula
Cooper and Grant 1977 VR category
Hercosestria cribrosa n. sp. Cooper and Grant 1969
Cooper and Grant 1977 C category
Strophomenata - Productida - Cyclacanthariidae
Cyclacantharia paucispinosa n. sp. Cooper and Grant 1975
Cooper and Grant 1977 C category
Strophomenata - Productida - Lyttoniidae
Collemataria n. gen. sp. Cooper and Grant 1974
Cooper and Grant 1977 R category
Rhynchonellata - Rhynchonellida - Stenoscismatidae
Stenoscisma calvatum Cooper and Grant 1976
Cooper and Grant 1977 VR category
Rhynchonellata - Rhynchonellida - Pontisiidae
Pontisia stehlii n. sp. Cooper and Grant 1969
Cooper and Grant 1977 R category
ssp. stehlii (VR) and ssp. tumidosa (VR)
Rhynchonellata - Rhynchonellida - Petasmatheridae
Ptygmactrum extensum n. sp. Cooper and Grant 1976
Cooper and Grant 1977 VR category
(1 measurement)
Petasmatherus pumilus n. sp. Cooper and Grant 1976
Cooper and Grant 1977 VR category
Rhynchonellata - Rhynchonellida - Rhynchoporidae
Rhynchopora hebetata Cooper and Grant 1976
Cooper and Grant 1977 VR category
(1 measurement)
Rhynchonellata - Orthida - Schizophoriidae
Acosarina mesoplatys (King 1931)
Cooper and Grant 1977 A category
Rhynchonellata - Spiriferinida - Spiriferellinidae
Spiriferellina tricosa Cooper and Grant 1976
Cooper and Grant 1977 VR category
Metriolepis tegulata n. gen., n. sp. Cooper and Grant 1976
Cooper and Grant 1977 C category
Rhynchonellata - Spiriferinida - Reticulariinidae
Reticulariina pristina n. sp. Cooper and Grant 1976
Cooper and Grant 1977 VR category
Rhynchonellata - Spiriferida - Ambocoeliidae
Crurithyris minutalis n. sp. Cooper and Grant 1976
Cooper and Grant 1977 R category
recombined as Cruricella minutalis
(4 measurements)
Rhynchonellata - Spiriferida - Trigonotretidae
Neospirifer bakeri (King 1931)
Cooper and Grant 1977 R category
original and current combination Spirifer (Neospirifer) bakeri
ssp. bakeri
Rhynchonellata - Spiriferida - Elythidae
Neophricadothyris crassibecca n. sp. Cooper and Grant 1976
Cooper and Grant 1977 R category
Rhynchonellata - Athyridida - Neoretziidae
Hustedia ampullacea n. sp. Cooper and Grant 1976
Cooper and Grant 1977 VR category
Hustedia connorsi n. sp. Cooper and Grant 1976
Cooper and Grant 1977 C category
Hustedia cuneata n. sp. Cooper and Grant 1976
Cooper and Grant 1977 R category
Hustedia consuta n. sp. Cooper and Grant 1976
Cooper and Grant 1977 C category
Thedusia mesocostata Cooper and Grant 1976
Cooper and Grant 1977 C category
(5 measurements)
Rhynchonellata - Athyridida - Athyrididae
Composita crassa n. sp. Cooper and Grant 1976
Cooper and Grant 1977 R category
Rhynchonellata - Terebratulida - Dielasmatidae
Dielasma expansum n. sp. Cooper and Grant 1976
Cooper and Grant 1977 VR category
Rhynchonellata - Terebratulida - Pseudodielasmatidae
Pseudodielasma sp. Brill 1940
Cooper and Grant 1977 VR category
Rhynchonellata - Terebratulida - Notothyrididae
Glossothyropsis superba n. sp. Cooper and Grant 1976
Cooper and Grant 1977 VR category
Rhynchonellata - Terebratulida - Cryptonellidae
Texarina wordensis (King 1931)
Cooper and Grant 1977 VR category
Craniata - Craniida - Craniidae
Lepidocrania n. gen. tardispinosa Cooper and Grant 1974
Cooper and Grant 1977 VR category
Ostracoda - Palaeocopida - Amphissitidae
Amphissites cf. centronotus (Ulrich and Bassler 1906)
Sohn 1954
(2 measurements)
Amphissites knighti n. sp. Sohn 1954
Sohn 1954
(1 measurement)
Ostracoda - Palaeocopida - Kellettinidae
Kindlella centrinoda n. sp. Sohn 1954
Sohn 1954
(1 measurement)
Kindlella fissiloba n. gen., n. sp. Sohn 1954
Sohn 1954
(3 measurements)
Kellettina vidriensis n. sp. Hamilton 1942
Hamilton 1942
(7 measurements)
Ostracoda - Palaeocopida - Knightinidae
? Knightina cuestaforma n. sp.
Sohn 1954
(3 measurements)
? Knightina macknighti n. sp. Sohn 1954
Sohn 1954
(4 measurements)
Ostracoda - Palaeocopida - Kirkbyidae
Coronakirkbya fimbriata n. gen., n. sp. Sohn 1954
Sohn 1954
(3 measurements)
Kirkbya sp. Jones 1859
Sohn 1954
(2 measurements)
Kirkbya wordensis n. sp. Hamilton 1942
Hamilton 1942
recombined as Aurikirkbya wordensis
(1 measurement)
Aurikirkbya barbarae n. sp. Sohn 1950
Sohn 1950
Aurikirkbya auriformis n. sp. Sohn 1950
Sohn 1950
Ostracoda - Platycopida - Miltonellidae
Sanniolus sigmoides n. gen., n. sp. Sohn 1954
Sohn 1954
(2 measurements)
Miltonella shupei n. gen., n. sp. Sohn 1950
Sohn 1950
(2 measurements)
Ostracoda - Platycopida - Paraparchitidae
Paraparchites marathonensis n. sp. Hamilton 1942
Hamilton 1942
(2 measurements)
Ostracoda - Platycopida - Cavellinidae
Cavellina ellipticalis n. sp. Hamilton 1942
Hamilton 1942
(1 measurement)
Ostracoda - Podocopida - Healdiidae
Healdia vidriensis n. sp. Hamilton 1942
Hamilton 1942
(1 measurement)
Healdia unispinosa n. sp. Hamilton 1942
Hamilton 1942
(1 measurement)
Ostracoda - Podocopida - Microcheilinellidae
Alveus depressus n. gen., n. sp. Hamilton 1942
Hamilton 1942
(1 measurement)
Ostracoda - Podocopida - Cytheruridae
Polytylites digitatus n. sp. Sohn 1954
Sohn 1954
recombined as Buekkella digitata
(3 measurements)
Ostracoda - Podocopida - Bairdiidae
Coryellina indicata n. sp. Sohn 1954
Sohn 1954
recombined as Coryellites indicata
(6 measurements)
Bairdia guadalupiana n. sp. Hamilton 1942
Hamilton 1942
recombined as Orthobairdia guadalupiana
(1 measurement)
Bairdia pruniseminata n. sp. Sohn 1954
Sohn 1954
(7 measurements)
Bairdia rhomboidalis n. sp. Hamilton 1942
Hamilton 1942
(1 measurement)
Bairdia permiana n. sp. Hamilton 1942
Hamilton 1942
(1 measurement)
Bairdia subfusiformis n. sp. Hamilton 1942
Hamilton 1942
(1 measurement)
Bairdia wordensis n. sp. Hamilton 1942
Hamilton 1942
recombined as Ceratobairdia wordensis
(1 measurement)
Ceratobairdia dorsospinosa n. gen., n. sp. Sohn 1954
Sohn 1954
(4 measurements)
Bairdia aff. spinosa Cooper 1946
Sohn 1954
recombined as Schyroconcha spinosa
(2 measurements)
Ostracoda - Podocopida - Bythocyprididae
Bythocypris sp. Brady 1880
Hamilton 1942
(1 measurement)
Ostracoda - Leperditellocopida - Scrobiculidae
Roundyella dorsopapillosa n. sp. Sohn 1954
Sohn 1954
(2 measurements)
Trilobita - Proetida - Phillipsiidae
Delaria granti Brezinski 1992
Brezinski 1992
Delaria brevis n. sp. Brezinski 1992
Brezinski 1992
(3 measurements)
Delaria antiqua (Girty 1908)
Brezinski 1992
Vidria vespa Weller 1944
Brezinski 1992
see common names

Geography
Country:United States State/province:Texas County:Brewster
Coordinates: 30.4° North, 103.1° West (view map)
Paleocoordinates:1.1° North, 33.3° West
Basis of coordinate:estimated from map
Geographic resolution:outcrop
Time
Period:Permian Epoch:Cisuralian
Stage:Kungurian 10 m.y. bin:Permian 2
Key time interval:Kungurian
Age range of interval:279.30000 - 272.30000 m.y. ago
Stratigraphy
Formation:Road Canyon
Stratigraphic resolution:group of beds
Stratigraphy comments: Lower Road Canyon Formation. Lower part of formation contains conodont Mesogondolella idahoensis lamberti, indicating a Kungurian age according to Henderson & Mei (2003).
Lithology and environment
Primary lithology:black,gray "limestone"
Lithology description: Detrital mass of sponges in basal part of dark platy limestone near edge of slope above 703a (basal bioherms). Also includes thin platy spicule-bearing beds on each side of sponge mass.
Environment:slope
Geology comments: Road Canyon Formation records largely slope and basinal deposition.
Taphonomy
Modes of preservation:body,replaced with silica
Size of fossils:macrofossils
Collection methods and comments
Collection excludes:some macrofossils
Collection methods:bulk,chemical,field collection
Reason for describing collection:taxonomic analysis
Museum repositories:USNM
Taxonomic list comments:A variety of papers list the brachiopods, nearly all gastropods, most bivalves (except primarily Paleotaxodonts), trilobites, chitons, siliceous sponges, rugose corals (only from Gaptank and Asselian/Sakmarian formations).
Metadata
Database number:43517
Authorizer:D. Bottjer, M. Clapham Enterer:M. Clapham
Modifier:M. Clapham Research group:marine invertebrate
Created:2004-08-14 14:32:29 Last modified:2013-09-01 10:53:07
Access level:the public Released:2004-08-14 14:32:29
Creative Commons license:CC BY
Reference information

Primary reference:

11454. G. A. Cooper and R. E. Grant. 1972. Permian brachiopods of west Texas, I. Smithsonian Contributions to Paleobiology 14:1-231 [D. Bottjer/M. Clapham/M. Clapham]

Secondary references:

11476 R. L. Batten. 1958. Permian Gastropoda of the southwestern United States. 2. Pleurotomariacea: Portlockiellidae, Phymatopleuridae, and Eotomariidae. Bulletin of the American Museum of Natural History 114(2):153-246 [D. Bottjer/M. Clapham/M. Clapham]
11473 R. L. Batten. 1989. Permian Gastropoda of the southwestern United States. 7. Pleurotomariacea: Eotomariidae, Lophospiriidae, Gosseletinidae. American Museum Novitates 2958:1-64 [D. Bottjer/M. Clapham/M. Clapham]
11488 D. W. Boyd and N.D. Newell. 2001. Silicified Leptodesma (Bivalvia; Pteriomorphia) from the Texas Permian. American Museum Novitates 3347:1-10 [D. Bottjer/M. Clapham/M. Clapham]
11483 D. K. Brezinski. 1992. Permian trilobites from west Texas. Journal of Paleontology 66(6):924-943 [D. Bottjer/M. Clapham/M. Clapham]
11407 G. A. Cooper and R. E. Grant. 1977. Permian Brachiopods of West Texas, VI. Smithsonian Contributions to Paleobiology 32:3161-3370 [T. Olszewski/K. Tracy/M. Clapham]
11471 R. M. Finks. 1960. Late Paleozoic sponge faunas of the Texas region: The siliceous sponges. Bulletin of the American Museum of Natural History 120(1):1-160 [D. Bottjer/M. Clapham/M. Clapham]
15535 R. M. Finks. 1995. Some new genera of Paleozoic calcareous sponges. University of Kansas Paleontological Contributions 6:1-9 [D. Bottjer/M. Clapham]
33849 R. M. Finks. 2010. The sponge family Guadalupiidae in the Texas Permian. Journal of Paleontology 84(5):821-847 [M. Clapham/M. Clapham]
31752 I. B. Hamilton. 1942. Ostracodes from the Upper Permian of Texas. Journal of Paleontology 16(6):712-718 [M. Clapham/M. Clapham]
11489 R. D. Hoare and A. G. Smith. 1984. Permian Polyplacophora (Mollusca) from west Texas. Journal of Paleontology 58(1):82-103 [D. Bottjer/M. Clapham/P. Wagner]
11479 M. A. Kosnik. 1997. Byzantia: a new genus (Gastropoda: Neritopsidae) from the Permian of west Texas. Journal of Paleontology 71(1):53-56 [D. Bottjer/M. Clapham/M. Clapham]
11485 C. A. McRoberts and N.D. Newell. 1997. A new transitional myalinid bivalve from the Lower Permian of west Texas. Palaeontology 40(2):487-495 [D. Bottjer/M. Clapham/M. Clapham]
11474 N. D. Newell and D.W. Boyd. 1970. Oyster-like Permian Bivalvia. Bulletin of the American Museum of Natural History 143(4):221-281 [D. Bottjer/M. Clapham/M. Clapham]
11482 N. D. Newell and D.W. Boyd. 1975. Parallel evolution in early trigonacean bivalves. Bulletin of the American Museum of Natural History 154(2):55-162 [D. Bottjer/M. Clapham/M. Clapham]
11472 N. D. Newell and D.W. Boyd. 1995. Pectinoid bivalves of the Permian-Triassic crisis. Bulletin of the American Museum of Natural History 227:1-95 [D. Bottjer/M. Clapham/M. Clapham]
11490 A. G. Smith. 1976. Two new Permian chitons from west Texas (Mollusca: Polyplacophora). The Veliger 18:281-288 [D. Bottjer/M. Clapham/M. Clapham]
31803 I. G. Sohn. 1950. Growth series of ostracodes from the Permian of Texas. United States Geological Survey Professional Paper 221-C:33-39 [M. Clapham/M. Clapham/M. Clapham]
31804 I. G. Sohn. 1954. Ostracoda from the Permian of the Glass Mountains, Texas. United States Geological Survey Professional Paper 264-A:1-24 [M. Clapham/M. Clapham/M. Clapham]
11481 E. L. Yochelson. 1956. Permian Gastropoda of the southwestern United States. 1. Euomphalacea, Trochonematacea, Pesudophoracea, Anomphalacea, Craspedostomatacea, and Platyceratacea. Bulletin of the American Museum of Natural History 110(3):173-276 [D. Bottjer/M. Clapham/M. Clapham]
11477 E. L. Yochelson. 1960. Permian Gastropoda of the southwestern United States. 3. Bellerophontacea and Patellacea. Bulletin of the American Museum of Natural History 119(4):208-293 [D. Bottjer/M. Clapham/M. Clapham]