Reference: Schrader, F.C., Stone, R.W., Sanford, S. (1917) Useful Minerals of the United States. United States Geological Survey, USGS Bulletin 624, 412 pages.

ⓘ Quartz

Formula: SiO₂

Reference: Schrader, F.C., Stone, R.W., Sanford, S. (1917) Useful Minerals of the United States. United States Geological Survey, USGS Bulletin 624, 412 pages.

ⓘ Quartz var. Jasper

Reference: Schrader, F.C., Stone, R.W., Sanford, S. (1917) Useful Minerals of the United States. United States Geological Survey, USGS Bulletin 624, 412 pages.

ⓘ 'Serpentine Subgroup'

Formula: D₃[Si₂O₅](OH)₄

Locality: Knippa Quarry (Whites mines; Texas Traprock quarries; Traprock Hill), Knippa, Uvalde Co., Texas, USA

Reference: R&M 66:3 pp 196-224

ⓘ Siderite

Formula: FeCO₃

Locality: Blocker prospect, Uvalde Co., Texas, USA

Reference: Smith, A.E. Jr. (2016) The Mineralogy of Texas. 226pp.

ⓘ Spinel

Formula: MgAl₂O₄

Locality: Knippa Quarry (Whites mines; Texas Traprock quarries; Traprock Hill), Knippa, Uvalde Co., Texas, USA

Reference: R&M 66:3 pp 196-224

Gallery:

CaCO₃ⓘ Calcite

Calcite

Knippa Quarry, Knippa, Uvalde Co., Texas, USA

Calcite

Knippa Quarry, Knippa, Uvalde Co., Texas, USA

Calcite

Knippa Quarry, Knippa, Uvalde Co., Texas, USA

List of minerals arranged by Strunz 10th Edition classification

Group 1 - Elements
ⓘ	Gold	1.AA.05	Au
Group 4 - Oxides and Hydroxides
ⓘ	Armalcolite ?	4.CB.15	(Mg,Fe²⁺)Ti₂O₅
ⓘ	Goethite	4.00.	α-Fe³⁺O(OH)
ⓘ	Hematite	4.CB.05	Fe₂O₃
ⓘ	Quartz	4.DA.05	SiO₂
ⓘ	var. Jasper	4.DA.05	SiO₂
ⓘ	Spinel	4.BB.05	MgAl₂O₄
Group 5 - Nitrates and Carbonates
ⓘ	Calcite	5.AB.05	CaCO₃
ⓘ	Siderite	5.AB.05	FeCO₃
Group 7 - Sulphates, Chromates, Molybdates and Tungstates
ⓘ	Baryte	7.AD.35	BaSO₄
ⓘ	Natroalunite	7.BC.10	NaAl₃(SO₄)₂(OH)₆
Group 9 - Silicates
ⓘ	Aegirine	9.DA.25	NaFe³⁺Si₂O₆
ⓘ	Augite	9.DA.15	(Ca_xMg_yFe_z)(Mg_y1Fe_z1)Si₂O₆
ⓘ	Bicchulite	9.FB.10	Ca₂(Al₂SiO₆)(OH)₂
ⓘ	Chamosite	9.EC.55	(Fe²⁺)₅Al(Si,Al)₄O₁₀(OH,O)₈
ⓘ	Datolite	9.AJ.20	CaB(SiO₄)(OH)
ⓘ	Forsterite	9.AC.05	Mg₂SiO₄
ⓘ	Gehlenite	9.BB.10	Ca₂Al[AlSiO₇]
ⓘ	Gonnardite	9.GA.05	(Na,Ca)₂(Si,Al)₅O₁₀ · 3H₂O
ⓘ	Halloysite	9.ED.10	Al₂(Si₂O₅)(OH)₄
ⓘ	Kaolinite	9.ED.05	Al₂(Si₂O₅)(OH)₄
ⓘ	Lizardite	9.ED.15	Mg₃(Si₂O₅)(OH)₄
ⓘ	Nepheline	9.FA.05	Na₃K(Al₄Si₄O₁₆)
Unclassified Minerals, Rocks, etc.
ⓘ	'Clinopyroxene Subgroup'	-
ⓘ	'Fayalite-Forsterite Series'	-
ⓘ	'Melilite Group'	-	Ca₂M(XSiO₇)
ⓘ	'Petroleum var. Bitumen'	-
ⓘ	'Serpentine Subgroup'	-	D₃[Si₂O₅](OH)₄

List of minerals for each chemical element

H	Hydrogen
H	ⓘ Bicchulite	Ca₂(Al₂SiO₆)(OH)₂
H	ⓘ Halloysite	Al₂(Si₂O₅)(OH)₄
H	ⓘ Serpentine Subgroup	D₃[Si₂O₅](OH)₄
H	ⓘ Lizardite	Mg₃(Si₂O₅)(OH)₄
H	ⓘ Datolite	CaB(SiO₄)(OH)
H	ⓘ Gonnardite	(Na,Ca)₂(Si,Al)₅O₁₀ · 3H₂O
H	ⓘ Chamosite	(Fe²⁺)₅Al(Si,Al)₄O₁₀(OH,O)₈
H	ⓘ Goethite	α-Fe³⁺O(OH)
H	ⓘ Kaolinite	Al₂(Si₂O₅)(OH)₄
H	ⓘ Natroalunite	NaAl₃(SO₄)₂(OH)₆
B	Boron
B	ⓘ Datolite	CaB(SiO₄)(OH)
C	Carbon
C	ⓘ Calcite	CaCO₃
C	ⓘ Siderite	FeCO₃
O	Oxygen
O	ⓘ Bicchulite	Ca₂(Al₂SiO₆)(OH)₂
O	ⓘ Gehlenite	Ca₂Al[AlSiO₇]
O	ⓘ Halloysite	Al₂(Si₂O₅)(OH)₄
O	ⓘ Calcite	CaCO₃
O	ⓘ Melilite Group	Ca₂M(XSiO₇)
O	ⓘ Nepheline	Na₃K(Al₄Si₄O₁₆)
O	ⓘ Serpentine Subgroup	D₃[Si₂O₅](OH)₄
O	ⓘ Spinel	MgAl₂O₄
O	ⓘ Baryte	BaSO₄
O	ⓘ Hematite	Fe₂O₃
O	ⓘ Lizardite	Mg₃(Si₂O₅)(OH)₄
O	ⓘ Forsterite	Mg₂SiO₄
O	ⓘ Datolite	CaB(SiO₄)(OH)
O	ⓘ Gonnardite	(Na,Ca)₂(Si,Al)₅O₁₀ · 3H₂O
O	ⓘ Chamosite	(Fe²⁺)₅Al(Si,Al)₄O₁₀(OH,O)₈
O	ⓘ Goethite	α-Fe³⁺O(OH)
O	ⓘ Siderite	FeCO₃
O	ⓘ Kaolinite	Al₂(Si₂O₅)(OH)₄
O	ⓘ Quartz	SiO₂
O	ⓘ Natroalunite	NaAl₃(SO₄)₂(OH)₆
O	ⓘ Aegirine	NaFe³⁺Si₂O₆
O	ⓘ Augite	(Ca_xMg_yFe_z)(Mg_y1Fe_z1)Si₂O₆
O	ⓘ Armalcolite	(Mg,Fe²⁺)Ti₂O₅
Na	Sodium
Na	ⓘ Nepheline	Na₃K(Al₄Si₄O₁₆)
Na	ⓘ Gonnardite	(Na,Ca)₂(Si,Al)₅O₁₀ · 3H₂O
Na	ⓘ Natroalunite	NaAl₃(SO₄)₂(OH)₆
Na	ⓘ Aegirine	NaFe³⁺Si₂O₆
Mg	Magnesium
Mg	ⓘ Spinel	MgAl₂O₄
Mg	ⓘ Lizardite	Mg₃(Si₂O₅)(OH)₄
Mg	ⓘ Forsterite	Mg₂SiO₄
Mg	ⓘ Augite	(Ca_xMg_yFe_z)(Mg_y1Fe_z1)Si₂O₆
Mg	ⓘ Armalcolite	(Mg,Fe²⁺)Ti₂O₅
Al	Aluminium
Al	ⓘ Bicchulite	Ca₂(Al₂SiO₆)(OH)₂
Al	ⓘ Gehlenite	Ca₂Al[AlSiO₇]
Al	ⓘ Halloysite	Al₂(Si₂O₅)(OH)₄
Al	ⓘ Nepheline	Na₃K(Al₄Si₄O₁₆)
Al	ⓘ Spinel	MgAl₂O₄
Al	ⓘ Gonnardite	(Na,Ca)₂(Si,Al)₅O₁₀ · 3H₂O
Al	ⓘ Chamosite	(Fe²⁺)₅Al(Si,Al)₄O₁₀(OH,O)₈
Al	ⓘ Kaolinite	Al₂(Si₂O₅)(OH)₄
Al	ⓘ Natroalunite	NaAl₃(SO₄)₂(OH)₆
Si	Silicon
Si	ⓘ Bicchulite	Ca₂(Al₂SiO₆)(OH)₂
Si	ⓘ Gehlenite	Ca₂Al[AlSiO₇]
Si	ⓘ Halloysite	Al₂(Si₂O₅)(OH)₄
Si	ⓘ Melilite Group	Ca₂M(XSiO₇)
Si	ⓘ Nepheline	Na₃K(Al₄Si₄O₁₆)
Si	ⓘ Serpentine Subgroup	D₃[Si₂O₅](OH)₄
Si	ⓘ Lizardite	Mg₃(Si₂O₅)(OH)₄
Si	ⓘ Forsterite	Mg₂SiO₄
Si	ⓘ Datolite	CaB(SiO₄)(OH)
Si	ⓘ Gonnardite	(Na,Ca)₂(Si,Al)₅O₁₀ · 3H₂O
Si	ⓘ Chamosite	(Fe²⁺)₅Al(Si,Al)₄O₁₀(OH,O)₈
Si	ⓘ Kaolinite	Al₂(Si₂O₅)(OH)₄
Si	ⓘ Quartz	SiO₂
Si	ⓘ Aegirine	NaFe³⁺Si₂O₆
Si	ⓘ Augite	(Ca_xMg_yFe_z)(Mg_y1Fe_z1)Si₂O₆
S	Sulfur
S	ⓘ Baryte	BaSO₄
S	ⓘ Natroalunite	NaAl₃(SO₄)₂(OH)₆
K	Potassium
K	ⓘ Nepheline	Na₃K(Al₄Si₄O₁₆)
Ca	Calcium
Ca	ⓘ Bicchulite	Ca₂(Al₂SiO₆)(OH)₂
Ca	ⓘ Gehlenite	Ca₂Al[AlSiO₇]
Ca	ⓘ Calcite	CaCO₃
Ca	ⓘ Melilite Group	Ca₂M(XSiO₇)
Ca	ⓘ Datolite	CaB(SiO₄)(OH)
Ca	ⓘ Gonnardite	(Na,Ca)₂(Si,Al)₅O₁₀ · 3H₂O
Ca	ⓘ Augite	(Ca_xMg_yFe_z)(Mg_y1Fe_z1)Si₂O₆
Ti	Titanium
Ti	ⓘ Armalcolite	(Mg,Fe²⁺)Ti₂O₅
Fe	Iron
Fe	ⓘ Hematite	Fe₂O₃
Fe	ⓘ Chamosite	(Fe²⁺)₅Al(Si,Al)₄O₁₀(OH,O)₈
Fe	ⓘ Goethite	α-Fe³⁺O(OH)
Fe	ⓘ Siderite	FeCO₃
Fe	ⓘ Aegirine	NaFe³⁺Si₂O₆
Fe	ⓘ Augite	(Ca_xMg_yFe_z)(Mg_y1Fe_z1)Si₂O₆
Fe	ⓘ Armalcolite	(Mg,Fe²⁺)Ti₂O₅
Ba	Barium
Ba	ⓘ Baryte	BaSO₄
Au	Gold
Au	ⓘ Gold	Au

Fossils

There are 35 fossil localities from the PaleoBioDB database within this region.

BETA TEST - These data are provided on an experimental basis and are taken from external databases. Mindat.org has no control currently over the accuracy of these data.

Occurrences

172

Youngest Fossil Listed

59.2 Ma (Paleocene)

Oldest Fossil Listed

113 Ma (Early/Lower Cretaceous)

Stratigraphic Units

Click here to view 14 stratigraphic units.

Fossils from Region

Click here to show the list.

Accepted Name	Hierarchy	Age
Cliona genus	Animalia : Porifera : Demospongiae : Clionaida : Clionaidae : *Cliona*	72.1 - 66 Ma Late/Upper Cretaceous
Gastropoda class	Animalia : Mollusca : Gastropoda	72.1 - 66 Ma Late/Upper Cretaceous
Calyptraphorus genus	Animalia : Mollusca : Gastropoda : Littorinimorpha : Rostellariidae : *Calyptraphorus*	66 - 61.6 Ma Paleocene
Cerithium genus	Animalia : Mollusca : Gastropoda : Cerithiidae : *Cerithium*	66 - 61.6 Ma Paleocene
Euspira genus	Animalia : Mollusca : *Euspira*	72.1 - 61.6 Ma Phanerozoic
Mesalia genus	Animalia : Mollusca : Gastropoda : Turritellidae : *Mesalia*	66 - 61.6 Ma Paleocene
Serpulorbis genus	Animalia : Mollusca : Gastropoda : Littorinimorpha : Vermetidae : *Serpulorbis*	66 - 59.2 Ma Paleocene
Turritella genus	Animalia : Mollusca : Gastropoda : Turritellidae : *Turritella*	72.1 - 61.6 Ma Phanerozoic
Pseudoliva genus	Animalia : Mollusca : Gastropoda : Neogastropoda : Pseudolividae : *Pseudoliva*	66 - 61.6 Ma Paleocene
Nassarius (Tritiaria) subgenus	Animalia : Mollusca : Gastropoda : Neogastropoda : Nassariidae : Nassarius : *Nassarius (Tritiaria)*	66 - 61.6 Ma Paleocene
Athleta (Volutocorbis) subgenus	Animalia : Mollusca : Gastropoda : Neogastropoda : Volutidae : Athleta : *Athleta (Volutocorbis)*	66 - 61.6 Ma Paleocene
Coahuilites genus	Animalia : Mollusca : Cephalopoda : Ammonoidea : Sphenodiscidae : *Coahuilites*	72.1 - 66 Ma Late/Upper Cretaceous
Cucullaea genus	Animalia : Mollusca : Bivalvia : Arcida : Cucullaeidae : *Cucullaea*	83.5 - 59.2 Ma Phanerozoic
Limopsis genus	Animalia : Mollusca : Bivalvia : Arcida : Limopsidae : *Limopsis*	66 - 61.6 Ma Paleocene
Striarca genus	Animalia : Mollusca : Bivalvia : Arcida : Noetiidae : *Striarca*	72.1 - 66 Ma Late/Upper Cretaceous
Lithophaga genus	Animalia : Mollusca : Bivalvia : Mytilida : Mytilidae : *Lithophaga*	66 - 59.2 Ma Paleocene
Crassostrea genus	Animalia : Mollusca : Bivalvia : Ostreida : Ostreidae : *Crassostrea*	72.1 - 66 Ma Late/Upper Cretaceous
Exogyra genus	Animalia : Mollusca : Bivalvia : Ostreida : Gryphaeidae : *Exogyra*	83.5 - 70.6 Ma Late/Upper Cretaceous
Gryphaea genus	Animalia : Mollusca : Bivalvia : Ostreida : Gryphaeidae : *Gryphaea*	89.8 - 86.3 Ma Late/Upper Cretaceous
Lima genus	Animalia : Mollusca : Bivalvia : Limida : Limidae : *Lima*	83.5 - 70.6 Ma Late/Upper Cretaceous
Ostrea genus	Animalia : Mollusca : Bivalvia : Ostreida : Ostreidae : *Ostraea*	72.1 - 66 Ma Late/Upper Cretaceous
Pecten genus	Animalia : Mollusca : Bivalvia : Pectinida : Pectinidae : *Pecten*	72.1 - 66 Ma Late/Upper Cretaceous
Syncyclonema genus	Animalia : Mollusca : Bivalvia : Pectinida : Entoliidae : *Pectinella*	72.1 - 66 Ma Late/Upper Cretaceous
Pterotrigonia (Scabrotrigonia) subgenus	Animalia : Mollusca : Bivalvia : Trigoniida : Megatrigoniidae : Pterotrigonia : *Pterotrigonia (Scabrotrigonia)*	72.1 - 66 Ma Late/Upper Cretaceous
Corbicula genus	Animalia : Mollusca : Bivalvia : Venerida : Cyrenidae : *Corbicula*	66 - 61.6 Ma Paleocene
Glyptoactis genus	Animalia : Mollusca : Bivalvia : Carditida : Carditidae : *Glyptoactis*	66 - 61.6 Ma Paleocene
Kelliella genus	Animalia : Mollusca : Bivalvia : Venerida : Kelliellidae : *Kelliella*	66 - 61.6 Ma Paleocene
Pitar genus	Animalia : Mollusca : Bivalvia : Venerida : Veneridae : *Pitar*	66 - 61.6 Ma Paleocene
Tellina genus	Animalia : Mollusca : Bivalvia : Cardiida : Tellinidae : *Tellina*	72.1 - 66 Ma Late/Upper Cretaceous
Trachycardium genus	Animalia : Mollusca : Bivalvia : Cardiida : Cardiidae : *Trachycardium*	72.1 - 66 Ma Late/Upper Cretaceous
Distefanella genus	Animalia : Mollusca : Bivalvia : Hippuritida : Radiolitidae : *Distefanella*	83.5 - 70.6 Ma Late/Upper Cretaceous
Cirripedia subclass	Animalia : Arthropoda : Maxillopoda : Cirripedia	72.1 - 66 Ma Late/Upper Cretaceous
Malacostraca class	Animalia : Arthropoda : Malacostraca	72.1 - 66 Ma Late/Upper Cretaceous
Bryozoa phylum	Animalia : Bryozoa	72.1 - 66 Ma Late/Upper Cretaceous
Theropoda unranked clade	Animalia : Chordata : Saurischia : Theropoda	113 - 100.5 Ma Early/Lower Cretaceous
Anomia ornata species	Animalia : Mollusca : Bivalvia : Pectinida : Anomiidae : Anomia : *Anomia ornata*	72.1 - 66 Ma Late/Upper Cretaceous
Caprinidae family	Animalia : Mollusca : Bivalvia : Hippuritida : Caprinidae	72.1 - 66 Ma Late/Upper Cretaceous
Trachycardium eufaulensis species	Animalia : Mollusca : Bivalvia : Cardiida : Cardiidae : Trachycardium : *Trachycardium eufaulensis*	72.1 - 66 Ma Late/Upper Cretaceous
Liopeplum cretaceum species	Animalia : Mollusca : Gastropoda : Neogastropoda : Volutidae : Liopeplum : *Liopeplum cretaceum*	72.1 - 66 Ma Late/Upper Cretaceous
Ostrea plumosa species	Animalia : Mollusca : Bivalvia : Ostreida : Ostreidae : Acutostrea : *Ostrea plumosa*	70.6 - 66 Ma Late/Upper Cretaceous
Cubitostrea tecticosta species	Animalia : Mollusca : Bivalvia : Ostreida : Ostreidae : Ambigostrea : *Cubitostrea tecticosta*	72.1 - 66 Ma Late/Upper Cretaceous
Haustator bilira species	Animalia : Mollusca : Gastropoda : Sorbeoconcha : Turritellidae : Haustator : *Haustator bilira*	70.6 - 66 Ma Late/Upper Cretaceous
Turritella trilira species	Animalia : Mollusca : Gastropoda : Turritellidae : Turritella : *Turritella trilira*	72.1 - 66 Ma Late/Upper Cretaceous
Turritella vertebroides species	Animalia : Mollusca : Gastropoda : Turritellidae : Turritella : *Turritella vertebroides*	72.1 - 66 Ma Late/Upper Cretaceous
Vertebrata subphylum	Animalia : Chordata : Vertebrata	72.1 - 66 Ma Late/Upper Cretaceous
Corbula (Caryocorbula) subgenus	Animalia : Mollusca : Bivalvia : Pholadida : Corbulidae : Corbula : *Corbula (Caryocorbula)*	66 - 61.6 Ma Paleocene
Cythara (Mangelia) subgenus	Animalia : Mollusca : Gastropoda : Neogastropoda : Mangeliidae : *Cythara (Mangelia)*	66 - 61.6 Ma Paleocene
Venericardia (Baluchicardia) hesperia species	Animalia : Mollusca : Bivalvia : Carditida : Carditidae : Baluchicardia : *Venericardia (Baluchicardia) hesperia*	66 - 61.6 Ma Paleocene
Venericardia (Baluchicardia) whitei species	Animalia : Mollusca : Bivalvia : Carditida : Carditidae : Baluchicardia : *Venericardia (Baluchicardia) whitei*	66 - 61.6 Ma Paleocene
Ostrea (Ostrea) subgenus	Animalia : Mollusca : Bivalvia : Ostreida : Ostreidae : Ostrea : *Ostrea (Ostrea)*	66 - 61.6 Ma Paleocene
Miltha genus	Animalia : Mollusca : Bivalvia : Lucinida : Lucinidae : *Miltha*	66 - 61.6 Ma Paleocene
Anomia (Anomia) subgenus	Animalia : Mollusca : Bivalvia : Pectinida : Anomiidae : Anomia : *Anomia (Anomia)*	72.1 - 66 Ma Late/Upper Cretaceous
Ostrea crenulimarginata species	Animalia : Mollusca : Bivalvia : Ostreida : Ostreidae : Ostrea : *Ostrea crenulimarginata*	66 - 61.6 Ma Paleocene
Ostrea pulaskensis species	Animalia : Mollusca : Bivalvia : Ostreida : Ostreidae : Ostrea : *Ostrea pulaskensis*	66 - 61.6 Ma Paleocene
Eutrephoceras dekayi species	Animalia : Mollusca : Cephalopoda : Nautilida : Nautilidae : Eutrephoceras : *Eutrephoceras dekayi*	72.1 - 66 Ma Late/Upper Cretaceous
Cimomia vaughani species	Animalia : Mollusca : Cephalopoda : Nautilida : Hercoglossidae : Cimomia : *Cimomia vaughani*	66 - 59.2 Ma Paleocene
Sphenodiscus lobatus species	Animalia : Mollusca : Cephalopoda : Ammonitida : Sphenodiscidae : Sphenodiscus : *Sphenodiscus lobatus*	72.1 - 66 Ma Late/Upper Cretaceous
Sphenodiscus pleurisepta species	Animalia : Mollusca : Cephalopoda : Ammonitida : Sphenodiscidae : Sphenodiscus : *Sphenodiscus pleurisepta*	72.1 - 66 Ma Late/Upper Cretaceous
Barroisiceras (Texasia) dartoni species	Animalia : Mollusca : Cephalopoda : Ammonitida : Muniericeratidae : Texasia : *Barroisiceras (Texasia) dartoni*	89.8 - 86.3 Ma Late/Upper Cretaceous
Neophlycticeras (Neophlycticeras) texanum species	Animalia : Mollusca : Cephalopoda : Ammonitida : Lyelliceratidae : Neophlycticeras : *Neophlycticeras (Neophlycticeras) texanum*	99.6 - 93.5 Ma Late/Upper Cretaceous
Stoliczkaia (Faraudiella) roemeri species	Animalia : Mollusca : Cephalopoda : Ammonitida : Lyelliceratidae : Neophlycticeras : *Stoliczkaia (Faraudiella) roemeri*	99.6 - 93.5 Ma Late/Upper Cretaceous
Budaiceras hyatti species	Animalia : Mollusca : Cephalopoda : Ammonitida : Lyelliceratidae : Budaiceras : *Budaiceras hyatti*	99.6 - 93.5 Ma Late/Upper Cretaceous
Budaiceras elegantior species	Animalia : Mollusca : Cephalopoda : Ammonitida : Lyelliceratidae : Budaiceras : *Budaiceras elegantior*	99.6 - 93.5 Ma Late/Upper Cretaceous
Petalobrissus cubensis species	Animalia : Echinodermata : Echinoidea : Clypeasteroida : Faujasiidae : Petalobrissus : *Petalobrissus cubensis*	83.5 - 70.6 Ma Late/Upper Cretaceous
Conopeum damicornis species	Animalia : Bryozoa : Gymnolaemata : Cheilostomatida : Electridae : Conopeum : *Conopeum damicornis*	66 - 61.6 Ma Paleocene
Echinoidea class	Animalia : Echinodermata : Echinoidea	83.5 - 66 Ma Late/Upper Cretaceous
Inoceramus (Endocostea) balticus species	Animalia : Mollusca : Bivalvia : Myalinida : Inoceramidae : Inoceramus : *Inoceramus (Endocostea) balticus*	83.5 - 70.6 Ma Late/Upper Cretaceous
Venericardia (Venericor) smithii species	Animalia : Mollusca : Bivalvia : Carditida : Carditidae : Venericardia : *Venericardia (Venericor) smithii*	66 - 61.6 Ma Paleocene
Sumitomoceras bentonianum species	Animalia : Mollusca : Cephalopoda : Ammonitida : Acanthoceratidae : Sumitomoceras : *Sumitomoceras bentonianum*	99.6 - 93.5 Ma Late/Upper Cretaceous
Eocypraea estellensis species	Animalia : Mollusca : Gastropoda : Eocypraeidae : Eocypraea : *Eocypraea estellensis*	66 - 61.6 Ma Paleocene
Exogyra (Exogyra) costata species	Animalia : Mollusca : Bivalvia : Ostreida : Gryphaeidae : Exogyra : *Exogyra (Exogyra) costata*	72.1 - 66 Ma Late/Upper Cretaceous
Neithea quinquecostata species	Animalia : Mollusca : Bivalvia : Pectinida : Pectinidae : Neithea : *Neithea quinquecostata*	83.5 - 70.6 Ma Late/Upper Cretaceous
Cruralina guadalupae species	Animalia : Brachiopoda : Rhynchonellata : Terebratulida : Cancellothyrididae : Cruralina : *Cruralina guadalupae*	83.6 - 72.1 Ma Late/Upper Cretaceous
Cidaris texanus species	Animalia : Echinodermata : Echinoidea : Cidaroida : Cidaridae : Cidaris : *Cidaris texanus*	83.5 - 70.6 Ma Late/Upper Cretaceous
Codiopsis stephensoni species	Animalia : Echinodermata : Echinoidea : Arbacioida : Arbaciidae : Codiopsis : *Codiopsis stephensoni*	70.6 - 66 Ma Late/Upper Cretaceous
Lanieria uvaldana species	Animalia : Echinodermata : Echinoidea : Holectypoida : Coenholectypidae : Lanieria : *Lanieria uvaldana*	83.5 - 70.6 Ma Late/Upper Cretaceous
Conulus stephensoni species	Animalia : Echinodermata : Echinoidea : Echinoneoida : Conulidae : Conulus : *Conulus stephensoni*	86.3 - 83.6 Ma Late/Upper Cretaceous
Globator vaughani species	Animalia : Echinodermata : Echinoidea : Echinoneoida : Conulidae : Globator : *Globator vaughani*	83.5 - 70.6 Ma Late/Upper Cretaceous
Hardouinia mortonis species	Animalia : Echinodermata : Echinoidea : Cassiduloida : Harduinia : *Hardouinia mortonis*	70.6 - 66 Ma Late/Upper Cretaceous
Cardiaster leonensis species	Animalia : Echinodermata : Echinoidea : Holasteroida : Cardiasteridae : Cardiaster : *Cardiaster leonensis*	83.5 - 70.6 Ma Late/Upper Cretaceous
Hemiaster texanus species	Animalia : Echinodermata : Echinoidea : Spatangoida : Hemiasteridae : Hemiaster : *Hemiaster texanus*	86.3 - 70.6 Ma Late/Upper Cretaceous
Hemiaster sabinal species	Animalia : Echinodermata : Echinoidea : Spatangoida : Hemiasteridae : Hemiaster : *Hemiaster sabinal*	89.8 - 83.6 Ma Late/Upper Cretaceous
Proraster dalli species	Animalia : Echinodermata : Echinoidea : Spatangoida : Schizasteridae : Proraster : *Proraster dalli*	83.5 - 70.6 Ma Late/Upper Cretaceous
Cremnoceramus deformis species	Animalia : Mollusca : Bivalvia : Myalinida : Inoceramidae : Cremnoceramus : *Cremnoceramus deformis*	89.8 - 86.3 Ma Late/Upper Cretaceous

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Wikipedia:	https://en.wikipedia.org/wiki/Uvalde_County,_Texas
Wikidata ID:	Q26697
GeoNames ID:	4738723

Localities in this Region

USA

Texas
- Uvalde Co.

Other Regions, Features and Areas that Intersect

North America PlateTectonic Plate

Gulf of Mexico BasinBasin
Kerr BasinBasin
Sabine DomainDomain
Shawnee DomainDomain

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Uvalde Co., Texas, USAiRegional Level TypesUvalde Co.County TexasState USACountry function showexplain() { $("#locexplain").toggle(); if (typeof movemap === "function") movemap(); }

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Uvalde Co., Texas, USA i
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