PBDB Collection

USNM706b, Hess Canyon, Glass Mtns.: Wordian, Texas

List of taxa

Where & when

Geology

Taphonomy & methods

Metadata & references

Taxonomic list

Anthozoa - Rugosa

	Rugosa indet. Milne-Edwards and Haime 1850	Clapham and Bottjer 2007
	Museum ID
Crinoidea

	Crinoidea indet. Miller 1821	Clapham and Bottjer 2007
	Common, large (<1cm); Museum ID
Echinoidea - Cidaroida - Miocidaridae

	Cidaroida indet. (Claus 1880)	Kier 1958
	Spines and plates
	= Eotiaris guadalupensis Thompson 2017	Thompson et al. 2015
Polyplacophora - Lepidopleuridae

	Pterochiton arthurcooperi Smith 1976	Smith 1976	1 specimen
	1 tail valve
Gastropoda

	Gastropoda indet. Cuvier 1795	Clapham and Bottjer 2007	2 individuals
	Museum ID

	Pleurotomariacea indet. Swainson 1840	Clapham and Bottjer 2007	16 individuals
	Tiny; Museum ID
Gastropoda - Cyrtoneritida - Orthonychiidae

	Platyceras (Orthonychia) bowsheri n. sp. Yochelson 1956	Yochelson 1956	219 individuals
Gastropoda - Euomphalina - Platyceratidae

	Platyceras sp. Conrad 1840	Clapham and Bottjer 2007	133 individuals
	Museum ID
Gastropoda - Euomphalina - Omphalotrochidae

	Babylonites sp. Yochelson 1956	Clapham and Bottjer 2007	8 individuals
	Museum ID

	Babylonites carinatus n. gen., n. sp. Yochelson 1956	Yochelson 1956	30 individuals
	(2 measurements)

	Babylonites n. gen. conicus Yochelson 1956	Yochelson 1956	17 individuals
	(2 measurements)
Gastropoda - Euomphalina - Pseudophoridae

	Sallya cf. striata Yochelson 1956	Clapham and Bottjer 2007	1 individual
	Museum ID
Gastropoda - Euomphalina - Euomphalidae

	Discotropis n. gen. publicus Yochelson 1956	Yochelson 1956	1 individual
Gastropoda - Naticopsidae

	Naticopsis sp. M'Coy 1844	Clapham and Bottjer 2007	1 individual
	Museum ID
Gastropoda - Bellerophontida

	Bellerophon sp. de Montfort 1808	Clapham and Bottjer 2007	2 individuals
	Museum ID
	= Bellerophontoidea indet. M'Coy 1851	Wagner 2023
Gastropoda - Bellerophontida - Bellerophontidae

	Bellerophon (Bellerophon) kingorum Yochelson 1960	Yochelson 1960	3 individuals
Gastropoda - Meekospiridae

	? Meekospira sp. Ulrich and Scofield 1897	Clapham and Bottjer 2007	2 individuals
	Museum ID
Gastropoda - Goniasmatidae

	? Stegocoelia sp. (Donald 1889)	Clapham and Bottjer 2007	1 individual
	Museum ID
Gastropoda - Murchisoniina - Subulitidae

	Subulitidae indet. Lindström 1884	Clapham and Bottjer 2007	1 individual
	Museum ID
Gastropoda - Murchisoniina - Gosseletinidae

	Apachella huecoensis Batten 1989	Batten 1989	8 individuals

	Peruvispira delicata Chronic 1949	Batten 1989	22 individuals

	Glyptotomaria (Glyptotomaria) pistra Batten 1958	Batten 1958	1 individual

	Lacunospira sp. Batten 1958	Clapham and Bottjer 2007	1 individual
	Museum ID
Gastropoda - Murchisoniina - Phymatopleuridae

	Discotomaria sp. Batten 1956	Clapham and Bottjer 2007	1 individual
	Museum ID

	? Tapinotomaria sp. Batten 1956	Clapham and Bottjer 2007	9 individuals
	Museum ID

	Tapinotomaria coronata Batten 1958	Batten 1958	1 individual

	Eirlysia reticulata Batten 1958	Batten 1958	1 individual
Gastropoda - Murchisoniina - Soleniscidae

	Strobeus sp. de Koninck 1881	Clapham and Bottjer 2007	1 individual
	Museum ID
Bivalvia

	Bivalvia indet. Linnaeus 1758	Clapham and Bottjer 2007	2 individuals
	2 RV; Museum ID
Bivalvia - Nuculida - Nuculidae

	Nuculavus levatiformis (Walcott 1884)	Cooper and Grant 1977	1 individual
	1 LV, 1 RV
Bivalvia - Trigoniida - Costatoriidae

	Procostatoria sexaradiata	Clapham and Bottjer 2007	2 individuals
	2 LV; Museum ID

	Procostatoria gloveri Newell and Boyd 1975	Newell and Boyd 1995	6 individuals
	1 LV, 6 RV
Bivalvia - Trigoniida - Schizodidae

	Schizodus texanus Clifton 1942	Newell and Boyd 1975	3 individuals
	1 A, 2 RV

	Heteroschizodus macomoides Newell and Boyd 1975	Newell and Boyd 1975	2 individuals
	2 LV
Bivalvia - Carditida - Astartidae

	Astartella sp. Hall 1858	Clapham and Bottjer 2007	4 individuals
	4 LV, 3 RV; Museum ID
Bivalvia - Pholadomyida - Edmondiidae

	Edmondia sp. de Koninck 1841	Clapham and Bottjer 2007	2 individuals
	2 LV; Museum ID
Bivalvia - Cardiida - Kalenteridae

	Permophorus sp. Chavan 1954	Clapham and Bottjer 2007	3 individuals
	3 LV; Museum ID
Bivalvia - Modiomorphida - Cypricardiniidae

	? Cypricardinia sp. Hall 1860	Clapham and Bottjer 2007	2 individuals
	2 LV, 2 RV; Museum ID
Bivalvia - Pectinida - Permanomiidae

	Permanomia texana Newell and Boyd 1970	Newell and Boyd 1970	1 individual
	1 LV
Bivalvia - Pectinida - Limipectinidae

	Acanthopecten coloradoensis (Newberry 1861)	Newell and Boyd 1995	1 individual
	1 LV
Bivalvia - Pectinida - Heteropectinidae

	Girtypecten sublaqueatus (Girty 1909)	Newell and Boyd 1995	1 individual
	1 RV

	Heteropecten vanvleeti (Beede 1902)	Newell and Boyd 1995	1 individual
	1 LV
Bivalvia - Pectinida - Pterinopectinidae

	Pterinopectinella spinifera Newell and Boyd 1995	Newell and Boyd 1995	1 individual
	1 LV
Bivalvia - Pectinida - Deltopectinidae

	Cyrtorostra varicostata Branson 1930	Newell and Boyd 1995	27 individuals
	27 LV, 21 RV
Bivalvia - Pectinida - Pseudomonotidae

	Prospondylus acinetus Newell and Boyd 1970	Newell and Boyd 1970	5 individuals
	5 LV

	Pegmavalvula gloveri Newell and Boyd 1970	Newell and Boyd 1970	2 individuals
	2 RV
Bivalvia - Pectinida - Aviculopectinidae

	Obliquipecten granti Newell and Boyd 1995	Newell and Boyd 1995
Bivalvia - Pectinida - Streblochondriidae

	Guizhoupecten cheni Newell and Boyd 1985	Newell and Boyd 1995	2 individuals
	2 LV
Bivalvia - Pectinida - Entoliidae

	Pernopecten yini Newell and Boyd 1995	Newell and Boyd 1995
Bivalvia - Ostreida - Pterineidae

	Leptodesma sp. Hall 1883	Cooper and Grant 1977	7 individuals
	7 LV, 1 RV
Bivalvia - Myalinida - Myalinidae

	? Myalinidae indet. Frech 1891	Clapham and Bottjer 2007	2 individuals
	1 LV, 2 RV; Museum ID
Cephalopoda - Goniatitida - Agathiceratidae

	Agathiceras girtyi Böse 1919	Miller 1945
unclassified

	Bryozoa indet. Ehrenberg 1831	Clapham and Bottjer 2007
	Ramose bryozoa, Abundant; Museum ID
Stenolaemata - Cryptostomata - Acanthocladiidae

	Adlatipora sp. Gautier et al. 2013	Gautier et al. 2013
Stenolaemata - Fenestrata

	Fenestrata indet. (Elias and Condra 1957)	Clapham and Bottjer 2007
	Rare; Museum ID
Strophomenata - Strophomenida - Rugosochonetidae

	Undulella nundulata	Cooper and Grant 1977	6 individuals
	Small 5-8 mm; 5 A, 1 PV, 1 BV
unclassified

	Kalodomia rugosa	Clapham and Bottjer 2007	1 individual
	Large 4 cm; Museum ID
Rhynchonellata - Terebratulida - Cryptonellidae

	Heterelasma sp. Girty 1909	Cooper and Grant 1977	1 individual
	Small 5-8 mm; 1 PV

	Heterelasma solidum Cooper and Grant 1976	Cooper and Grant 1977	1 individual
	Small 5-8 mm; 1 PV

	Heterelasma pentagonum Cooper and Grant 1976	Cooper and Grant 1977	3 individuals
	Small 5-8 mm; 3 A

	Heterelasma concavum Cooper and Grant 1976	Cooper and Grant 1977	23 individuals
	Small 5-8 mm; 17 A, 6 PV, 4 BV

	Texarina elongata Cooper and Grant 1976	Cooper and Grant 1977	11 individuals
	Small 5-8 mm; 9 A, 1 PV, 2 BV (1 measurement)
Rhynchonellata - Terebratulida - Notothyrididae

	Glossothyropsis rectangulata Cooper and Grant 1976	Cooper and Grant 1977	1 individual
	Medium 1-1.5 cm; 1 PV, 1 BV

	Notothyris venusta Cooper and Grant 1976	Cooper and Grant 1977	1 individual
	Tiny 5 mm; 1 PV, 1 BV (1 measurement)
Rhynchonellata - Terebratulida - Dielasmatidae

	Dielasma sp. Beede and Rogers 1900	Cooper and Grant 1977	21 individuals
	Small 5-8 mm; 13 A, 4 PV, 8 BV

	Dielasma gracile Cooper and Grant 1976	Cooper and Grant 1977	163 individuals
	Large 1-2 cm; 126 A, 17 PV, 27 BV (9 measurements)

	Dielasma zebratum Cooper and Grant 1976	Cooper and Grant 1977	9 individuals
	Medium 8-10 mm; 9 A

	Dielasma adamanteum Cooper and Grant 1976	Cooper and Grant 1977	13 individuals
	Medium 8-12 mm; 6 A, 1 PV, 7 BV

	Dielasma compactum Cooper and Grant 1976	Cooper and Grant 1977	6 individuals
	Medium 8-12 mm; 3 A, 3 PV, 1 BV

	Ectoposia wildei Cooper and Grant 1976	Cooper and Grant 1977	1 individual
	Large 1.5 cm; 1 A
Rhynchonellata - Terebratulida - Pseudodielasmatidae

	Pseudodielasma ovatum Cooper and Grant 1976	Cooper and Grant 1977	36 individuals
	Small 5-8 mm; 12 A, 13 PV, 24 BV
Rhynchonellata - Spiriferida - Strophopleuridae

	Spiriferinaella scalpata Cooper and Grant 1976	Cooper and Grant 1977	14 individuals
	V. large 2-4 cm; 1 A, 13 PV, 5 BV (1 measurement)
Rhynchonellata - Spiriferida - Ambocoeliidae

	Crurithyris tholiaphor n. sp. Cooper and Grant 1976	Cooper and Grant 1977	62 individuals
	Large 1-2 cm; 2 A, 60 PV, 2 BV (1 measurement)
Rhynchonellata - Spiriferida - Spiriferellidae

	Spiriferella levis Cooper and Grant 1976	Cooper and Grant 1977	113 individuals
	Large 1-2 cm; 113 PV, 5 BV (13 measurements)

	Spiriferella gravis Cooper and Grant 1976	Cooper and Grant 1977	3315 individuals
	V. large 1-3 cm; 84 A, 3231 PV, 440 BV (24 measurements)
Rhynchonellata - Spiriferida - Trigonotretidae

	Neospirifer amphigyus Cooper and Grant 1976	Cooper and Grant 1977	10 individuals
	Medium 8-12 mm; 1 A, 9 PV, 4 BV

	Cartorhium chelomatum Cooper and Grant 1976	Cooper and Grant 1977	76 individuals
	9 A, 47 PV, 67 BV (13 measurements)
Rhynchonellata - Spiriferida - Elythidae

	Neophricadothyris conara Cooper and Grant 1976	Cooper and Grant 1977	121 individuals
	Large 1-2 cm; 11 A, 110 PV, 98 BV (27 measurements)
Rhynchonellata - Spiriferinida - Reticulariinidae

	Reticulariina informal sp. 1	Cooper and Grant 1977	24 individuals
	Medium 8-15 mm; 12 A, 7 PV, 12 BV

	Reticulariina cerina Cooper and Grant 1976	Cooper and Grant 1977	718 individuals
	Medium 8-15 mm; 259 A, 348 PV, 459 BV (36 measurements)
Rhynchonellata - Spiriferinida - Spiriferellinidae

	Spiriferellina paucicostata Cooper and Grant 1976	Cooper and Grant 1977	1 individual
	Large 1-2 cm; 1 A (1 measurement)

	Spiriferellina hilli (Girty 1909)	Cooper and Grant 1977	45 individuals
	Small 5-8 mm; 13 A, 32 PV, 21 BV

	Metriolepis pulvinata Cooper and Grant 1976	Cooper and Grant 1977	9 individuals
	Medium 8-12 mm; 6 A, 2 PV, 3 BV
Rhynchonellata - Spiriferinida - Paraspiriferinidae

	Paraspiriferina laqueata Cooper and Grant 1976	Cooper and Grant 1977	18 individuals
	Medium 8-15 mm; 5 A, 13 PV, 12 BV

	Paraspiriferina rotundata Cooper and Grant 1976	Cooper and Grant 1977	39 individuals
	Small 8-10 mm; 14 A, 18 PV, 25 BV (10 measurements)
Rhynchonellata - Athyridida - Athyrididae

	Composita sp. Brown 1849	Cooper and Grant 1977	26 individuals
	Large 1-2 cm; 4 A, 12 PV, 22 BV

	Composita enormis Cooper and Grant 1976	Cooper and Grant 1977	922 individuals
	Large 1-2 cm; 452 A, 451 PV, 470 BV (38 measurements)

	Composita parasulcata Cooper and Grant 1976	Cooper and Grant 1977	139 individuals
	Large 1-2 cm; 65 A, 35 PV, 74 BV (1 measurement)
Rhynchonellata - Athyridida - Neoretziidae

	Hustedia pugilla pluscula Cooper and Grant 1976	Cooper and Grant 1977	1990 individuals
	Medium 8-10 mm; 1585 A, 277 PV, 405 BV (44 measurements)

	Hustedia sculptilis Cooper and Grant 1976	Cooper and Grant 1977	1 individual
	Medium 8-10 mm; 1 PV, 1 BV

	Thedusia procera Cooper and Grant 1976	Cooper and Grant 1977	55 individuals
	Small 5-8 mm; 44 A, 10 PV, 11 BV
Rhynchonellata - Rhynchonellida

	Rhynchonellida indet. Kuhn 1949	Cooper and Grant 1977	5 individuals
	3 A, 2 PV
Rhynchonellata - Rhynchonellida - Rhynchoporidae

	Rhynchopora palumbula Cooper and Grant 1976	Cooper and Grant 1977	59 individuals
	Large 1-2 cm; 43 A, 12 PV, 16 BV (1 measurement)
Rhynchonellata - Rhynchonellida - Wellerellidae

	Tautosia transenna Cooper and Grant 1976	Cooper and Grant 1977	82 individuals
	Medium 8-15 mm; 67 A, 9 PV, 15 BV (9 measurements)

	Wellerella girtyi girtyi Cooper and Grant 1976	Cooper and Grant 1977	16 individuals
	ssp. girtyi; Medium 8-12 mm; 12 A, 4 PV, 2 BV

	Cenorhynchia fracida Cooper and Grant 1976	Cooper and Grant 1977	36 individuals
	30 A, 5 PV, 6 BV (2 measurements)

	Phrenophoria subcarinata Cooper and Grant 1969	Cooper and Grant 1977	56 individuals
	Large 1-2 cm; 22 A, 24 PV, 34 BV (5 measurements)
Rhynchonellata - Rhynchonellida - Allorhynchidae

	Allorhynchus permianum wordense Cooper and Grant 1976	Cooper and Grant 1977	35 individuals
	26A, 6 PV, 9 BV (2 measurements)
Rhynchonellata - Rhynchonellida - Petasmatheridae

	Petasmatherus opulus Cooper and Grant 1969	Cooper and Grant 1977	558 individuals
	Tiny 5 mm; 503 A, 36 PV, 55 BV (2 measurements)

	Ptygmactrum spiculatum Cooper and Grant 1976	Cooper and Grant 1977	2 individuals
	Tiny <5 mm; 1 A, 1 BV (1 measurement)
Rhynchonellata - Rhynchonellida - Paranorellidae

	Paranorella informal sp. 1	Cooper and Grant 1977	11 individuals
	Large 1-2 cm; 2 A, 8 PV, 9 BV
Rhynchonellata - Rhynchonellida - Petasmariidae

	Leiorhynchoidea amygdaloidea Cooper and Grant 1976	Cooper and Grant 1977	4 individuals
	Large 1-2 cm; 2 A, 2 PV, 1 BV (2 measurements)
Rhynchonellata - Rhynchonellida - Stenoscismatidae

	Stenoscisma renode Cooper and Grant 1976	Cooper and Grant 1977	548 individuals
	Large 1-2 cm; 208 A, 340 PV, 114 BV (10 measurements)
Strophomenata - Strophomenida - Rugosochonetidae

	Dyoros (Dyoros) planiextensus Cooper and Grant 1975	Cooper and Grant 1977	2123 individuals
	V. large 2-3 cm; 472 A, 1651 PV, 1142 BV

	Dyoros (Dyoros) extensus Cooper and Grant 1975	Cooper and Grant 1977	1367 individuals
	V. large 2-3 cm; 682 A, 685 PV, 581 BV (9 measurements)

	Dyoros (Lissosia) concavus Cooper and Grant 1975	Cooper and Grant 1977	11 individuals
	Medium 1-1.5 cm; 4 A, 7 PV, 3 BV

	Dyoros (Tetragonetes) wordensis Cooper and Grant 1975	Cooper and Grant 1977	2 individuals
	Medium 1-1.5 cm; 2 PV

	Leurosina lata Cooper and Grant 1975	Cooper and Grant 1977	15 individuals
	Medium 8-12 mm; 3 A, 12 PV, 11 BV (1 measurement)
Strophomenata - Orthotetida - Meekellidae

	Meekella skenoides Girty 1909	Cooper and Grant 1977	423 individuals
	Large 1-3 cm; 47 A, 305 PV, 376 BV
Strophomenata - Orthotetida - Derbyiidae

	Derbyia sp. Waagen 1884	Cooper and Grant 1977	1 individual
	V. large 4 cm; 1 BV

	Derbyia texta Cooper and Grant 1974	Cooper and Grant 1977	61 individuals
	Large 1-2 cm; 1 A, 60 PV, 32 BV (7 measurements)

	Derbyia pannucia Cooper and Grant 1974	Cooper and Grant 1977	155 individuals
	Huge > 5 cm; 2 A, 71 PV, 153 BV (1 measurement)

	Derbyia filosa Cooper and Grant 1974	Cooper and Grant 1977	508 individuals
	Large 1-4 cm; 19 A, 424 PV, 489 BV (11 measurements)
Strophomenata - Orthotetida - Schuchertellidae

	Tropidelasma anthicum Cooper and Grant 1974	Cooper and Grant 1977	15 individuals
	Large 1-3 cm; 1 A, 14 PV, 10 BV (6 measurements)
Strophomenata - Productida - Aulostegidae

	Xenosteges quadratus Cooper and Grant 1975	Cooper and Grant 1977	194 individuals
	Medium 8-12 mm; 13 A, 181 PV, 142 BV

	Echinosteges tuberculatus (King 1931)	Cooper and Grant 1977	107 individuals
	Large 1-4 cm; 11 A, 76 PV, 96 BV

	Ctenalosia fixata Cooper and Stehli 1955	Cooper and Grant 1977	1 individual
	Tiny 5 mm; 1 BV

	Rhamnaria kingorum Muir-Wood and Cooper 1960	Cooper and Grant 1977	1387 individuals
	V. large 2-4 cm; 63 A, 890 PV, 1324 BV (11 measurements)
Strophomenata - Productida - Cooperinidae

	Cooperina inexpectata Termier et al. 1966	Cooper and Grant 1977	42 individuals
	Tiny 5 mm; 7 A, 35 PV
Strophomenata - Productida - Strophalosiidae

	Heteralosia hystricula (Girty 1909)	Cooper and Grant 1977	4050 individuals
	Medium 8-10 mm; 281 A, 3769 PV, 964 BV (6 measurements)
Strophomenata - Productida - Cyclacanthariidae

	Cyclacantharia kingorum Cooper and Grant 1969	Cooper and Grant 1977	1818 individuals
	V. large 2-6 cm; 270 A, 1548 PV, 30 BV (10 measurements)

	Cyclacantharia kingorum agaricoidea Cooper and Grant 1975	Cooper and Grant 1977	15 individuals
	Small 0.5-2 cm; 14 A, 1 PV
Strophomenata - Productida - Lyttoniidae

	Collemataria elongata Cooper and Grant 1974	Cooper and Grant 1977	199 individuals
	V. large; 7 A, 192 PV, 54 BV

	Eolyttonia progressa Cooper and Grant 1974	Cooper and Grant 1977	8 individuals
	V. large; 1 A, 7 PV, 1 BV
Strophomenata - Productida - Echinoconchidae

	Waagenoconcha magnifica Cooper and Grant 1975	Cooper and Grant 1977	2 individuals
	Large 1-2 cm; 2 A (1 measurement)
Strophomenata - Productida - Paucispiniferidae

	Liosotella parva Cooper and Grant 1975	Cooper and Grant 1977	1 individual
	Large 1-2 cm; 1 PV

	Liosotella tetragonalis Cooper and Grant 1975	Cooper and Grant 1977	359 individuals
	Large 1-2 cm; 65 A, 294 PV, 129 BV (16 measurements)

	Liosotella wordensis (King 1931)	Cooper and Grant 1977	569 individuals
	Large 1-2 cm; 126 A, 443 PV, 317 BV (15 measurements)

	Paucispinifera sp.	Cooper and Grant 1977	2 individuals
	Large 1-3 cm; 2 PV

	Paucispinifera transversa Cooper and Grant 1975	Cooper and Grant 1977	1 individual
	Large 1-3 cm; 1 A

	Paucispinifera auriculata Muir-Wood and Cooper 1960	Cooper and Grant 1977	103 individuals
	Large 1-2 cm; 8 A, 95 PV, 28 BV

	Paucispinifera quadrata Cooper and Grant 1975	Cooper and Grant 1977	1433 individuals
	V. large 2-4 cm; 534 A, 899 PV, 513 BV (24 measurements)
Strophomenata - Productida - Productellidae

	Bothrionia transversa Cooper and Grant 1975	Cooper and Grant 1977	7 individuals
	1A, 6 PV (4 measurements)

	Bothrionia nasuta Cooper and Grant 1975	Cooper and Grant 1977	29 individuals
	7A, 5 PV, 22 BV (7 measurements)

	Echinauris sp. Muir-Wood and Cooper 1960	Cooper and Grant 1977	11 individuals
	Medium 1-1.5 cm; 1 A, 10 PV, 5 BV

	Echinauris lateralis Muir-Wood and Cooper 1960	Cooper and Grant 1977	459 individuals
	Large 1-2 cm; 74 A, 385 PV, 256 BV

	Costispinifera rugatula (Girty 1909)	Cooper and Grant 1977	2 individuals
	V. large 2-3 cm; 2 PV

	Costispinifera costata (King 1931)	Cooper and Grant 1977	10 individuals
	Large 1-2 cm; 10 PV, 4 BV
Strophomenata - Productida - Linoproductidae

	Grandaurispina gibbosa Cooper and Grant 1975	Cooper and Grant 1977	396 individuals
	Large 1-2 cm; 44 A, 352 PV, 163 BV (13 measurements)

	Megousia definita Cooper and Grant 1975	Cooper and Grant 1977	4 individuals
	Medium 8-12 mm; 3 A, 1 PV
Strophomenata - Productida - Monticuliferidae

	Cancrinella expansa Cooper and Grant 1975	Cooper and Grant 1977	7 individuals
	7 PV (1 measurement)

	Compressoproductus informal sp. 2	Cooper and Grant 1977	3 individuals
	Large 1-2 cm; 3 PV

	Compressoproductus rarus Cooper and Grant 1975	Cooper and Grant 1977	3 individuals
	Large 1-2 cm; 3 PV
Craniata - Craniida - Craniidae

	Petrocrania teretis Cooper and Grant 1974	Cooper and Grant 1977	28 individuals
	Small 5-8 mm; 28 Upper cap-shaped valves (3 measurements)

	Lepidocrania sublamellosa Cooper and Grant 1974	Cooper and Grant 1977	1 individual
	Medium 8-10 mm; 1 A
Trilobita - Proetida - Phillipsiidae

	Anisopyge perannulata (Shumard 1858)	Brezinski 1992	1 individual
	1 pygidium
unclassified

	Fusulinida indet. (Fursenko 1958)	Clapham and Bottjer 2007
	Museum ID
see common names

Geography

Country:	United States	State/province:	Texas	County:	Brewster
Coordinates:	30.4° North, 103.2° West (view map)
Paleocoordinates:	6.2° North, 30.7° West (Wright 2013)
Basis of coordinate:	unpublished field data
Geographic resolution:	outcrop

Time

Period:	Permian	Epoch:	Guadalupian
Stage:	Wordian	10 m.y. bin:	Permian 4
Key time interval:	Wordian
Age range of interval:	266.9 - 264.28 m.y. ago

Stratigraphy

Formation:	Word
Stratigraphic resolution:	group of beds
Stratigraphy comments: Lens, approximately 2 feet thick, between Willis Ranch and Appel Ranch Members.

Lithology and environment

Primary lithology:	shelly/skeletal,red sandy packstone
Secondary lithology:	shelly/skeletal,gray wackestone
Lithology description: Pink, recrystallized packstone and dark gray wackestone.
Environment:	offshore shelf
Geology comments: Middle to outer shelf.

Taphonomy

Modes of preservation:	body,replaced with silica
Size of fossils:	macrofossils

Collection methods and comments

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:	43550
Authorizer:	D. Bottjer, M. Clapham, P. Wagner	Enterer:	M. Clapham, P. Wagner
Modifier:	M. Clapham	Research group:	marine invertebrate
Created:	2004-08-14 20:49:11	Last modified:	2025-02-22 15:12:02
Access level:	authorizer only	Released:	2007-08-14 20:49:11
Creative Commons license:	CC0

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]
11483		D. K. Brezinski. 1992. Permian trilobites from west Texas. Journal of Paleontology 66(6):924-943 [D. Bottjer/M. Clapham/M. Clapham]
13431		M. E. Clapham and D. J. Bottjer. 2007. Permian marine paleoecology and its implications for large-scale decoupling of brachiopod and bivalve abundance and diversity during the Lopingian (Late Permian). Palaeogeography, Palaeoclimatology, Palaeoecology 249:283-301 [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]
46638		T. G. Gautier, P. N. Wyse Jackson, and F. K. McKinney. 2013. Adlatipora, a distinctive new acanthocladiid bryozoan from the Permian of the Glass Mountains, Texas, U.S.A., and its bearing on fenestrate astogeny and growth. Journal of Paleontology 87:444-455 [M. Clapham/M. Clapham]
11486		P. M. Kier. 1958. Permian echinoids from west Texas. Journal of Paleontology 32(5):889-892 [D. Bottjer/M. Clapham/M. Clapham]
30039		A. K. Miller. 1945. Some exceptional Permian ammonoids from west Texas. Journal of Paleontology 19(1):14-21 [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]
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