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Navarro, USA

GroupNavarro
Formation(s)Corsicana
Kemp Clay
Neylandville
Saratoga Chalk
Age:72.1 - 66.0 Ma
Late/Upper Cretaceous
IntervalLate Cretaceous
Lithologyclaystone, marl
Number of Collections8
Number of Occurrences25

Recorded Sample Locations

LocationRegionStratigraphic Name
Kemp Clay FormationHunt County, Texas, USANavarro - Kemp Clay
OphiuroideaSt. Martin Parish, Louisiana, USANavarro
USGS 9730Howard County, Arkansas, USANavarro - Saratoga Chalk
USGS D8011Hempstead County, Arkansas, USANavarro - Saratoga Chalk
USGS D9932Clark County, Arkansas, USANavarro - Saratoga Chalk
USGS D8008Hempstead County, Arkansas, USANavarro - Saratoga Chalk
USGS D8012Hempstead County, Arkansas, USANavarro - Saratoga Chalk
USGS D9239Hempstead County, Arkansas, USANavarro - Saratoga Chalk
USGS 9732Howard County, Arkansas, USANavarro - Saratoga Chalk
USGS 13410Hempstead County, Arkansas, USANavarro - Saratoga Chalk
USGS 13538Clark County, Arkansas, USANavarro - Saratoga Chalk
Terrell Kaufman County, Texas, USANavarro - Neylandville
ManorTravis County, Texas, USANavarro
Mustang CreekWilliamson County, Texas, USANavarro
Jones CrossingTravis County, Texas, USANavarro
McQueeneyGuadalupe County, Texas, USANavarro
TerrellKaufman County, Texas, USANavarro
USGS 16171 Big Caddo CreekHunt County, Texas, USANavarro
M 199Bastrop County, Texas, USANavarro

Associated Units

Stratigraphic NameAgeLithologyOccurrence Records
Midway - Kincaid66.0 - 58.7 Ma
Paleocene
sandstone, claystone, "carbonate", marl, packstone, "limestone", "mixed carbonate-siliciclastic"455
Navarro - Kemp Clay70.6 - 66.0 Ma
Late/Upper Cretaceous
claystone/sandstone41
Navarro - Neylandville70.6 - 66.0 Ma
Late/Upper Cretaceous
3
Navarro - Saratoga Chalk83.5 - 70.6 Ma
Late/Upper Cretaceous
lime mudstone/sandstone78
Wilcox55.8 - 33.9 Ma
Paleogene
siltstone/"shale", siltstone, "limestone"2050
Wilcox - Seguin61.7 - 58.7 Ma
Paleocene
2

Recorded Fossils

Accepted NameHierarchyAge
Notosceles bournei
species
7Animalia : Arthropoda : Malacostraca : Decapoda : Raninidae : Notosceles : Notosceles bournei100.5 - 66 Ma
Late/Upper Cretaceous
Ostracoda
class
3Animalia : Arthropoda : Ostracoda72.1 - 66 Ma
Late/Upper Cretaceous
Squatigaleus sp.
genus
6Animalia : Chordata : Chondrichthyes : Carchariniformes : Squatigaleus70.6 - 66 Ma
Late/Upper Cretaceous
Galeorhinus sp.
genus
6Animalia : Chordata : Chondrichthyes : Carchariniformes : Triakidae : Galeorhinus70.6 - 66 Ma
Late/Upper Cretaceous
Palaeogaleus sp.
genus
6Animalia : Chordata : Elasmobranchii : Carcharhiniformes : Triakidae : Palaeogaleus70.6 - 66 Ma
Late/Upper Cretaceous
Heterodontus sp.
genus
6Animalia : Chordata : Elasmobranchii : Heterodontiformes : Heterodontidae : Heterodontus70.6 - 66 Ma
Late/Upper Cretaceous
Hexanchus sp.
genus
6Animalia : Chordata : Elasmobranchii : Hexanchiformes : Hexanchidae : Hexanchus70.6 - 66 Ma
Late/Upper Cretaceous
Lissodus sp.
genus
6Animalia : Chordata : Chondrichthyes : Hybodontiformes : Lissodus70.6 - 66 Ma
Late/Upper Cretaceous
Pseudocorax sp.
genus
6Animalia : Chordata : Elasmobranchii : Lamniformes : Anacoracidae : Pseudocorax70.6 - 66 Ma
Late/Upper Cretaceous
Squalicorax kaupi
species
7Animalia : Chordata : Chondrichthyes : Lamniformes : Anacoracidae : Squalicorax : Squalicorax kaupi70.6 - 66 Ma
Late/Upper Cretaceous
Squalicorax pristodontus
species
7Animalia : Chordata : Chondrichthyes : Lamniformes : Anacoracidae : Squalicorax : Squalicorax pristodontus70.6 - 66 Ma
Late/Upper Cretaceous
Cretolamna sp.
genus
6Animalia : Chordata : Chondrichthyes : Lamniformes : Cretoxyrhinidae : Cretolamna70.6 - 66 Ma
Late/Upper Cretaceous
Serratolamna sp.
genus
6Animalia : Chordata : Chondrichthyes : Lamniformes : Cretoxyrhinidae : Serratolamna70.6 - 66 Ma
Late/Upper Cretaceous
Carcharias sp.
genus
6Animalia : Chordata : Elasmobranchii : Lamniformes : Odontaspididae : Carcharias70.6 - 66 Ma
Late/Upper Cretaceous
Odontaspis sp.
genus
6Animalia : Chordata : Elasmobranchii : Lamniformes : Odontaspididae : Odontaspis70.6 - 66 Ma
Late/Upper Cretaceous
Dasyatis sp.
genus
6Animalia : Chordata : Elasmobranchii : Myliobatiformes : Dasyatidae : Dasyatis70.6 - 66 Ma
Late/Upper Cretaceous
Coupatezia turneri
species
7Animalia : Chordata : Chondrichthyes : Myliobatiformes : Coupatezia : Coupatezia turneri70.6 - 66 Ma
Late/Upper Cretaceous
Texabatis sp.
genus
6Animalia : Chordata : Chondrichthyes : Myliobatiformes : Texabatis70.6 - 66 Ma
Late/Upper Cretaceous
Rhombodus sp.
genus
6Animalia : Chordata : Chondrichthyes : Myliobatiformes : Rhombodontidae : Rhombodus70.6 - 66 Ma
Late/Upper Cretaceous
Rhombodus binkhorsti
species
7Animalia : Chordata : Chondrichthyes : Myliobatiformes : Rhombodontidae : Rhombodus : Rhombodus binkhorsti70.6 - 66 Ma
Late/Upper Cretaceous
Anomotodon sp.
genus
6Animalia : Chordata : Elasmobranchii : Lamniformes : Mitsukurinidae : Anomotodon70.6 - 66 Ma
Late/Upper Cretaceous
Scapanorhynchus sp.
genus
6Animalia : Chordata : Elasmobranchii : Lamniformes : Mitsukurinidae : Scapanorhynchus70.6 - 66 Ma
Late/Upper Cretaceous
Ewingia sp.
genus
6Animalia : Chordata : Chondrichthyes : Ewingia70.6 - 66 Ma
Late/Upper Cretaceous
Cantioscyllium sp.
genus
6Animalia : Chordata : Chondrichthyes : Orectolobiformes : Ginglymostomatidae : Cantioscyllium70.6 - 66 Ma
Late/Upper Cretaceous
Ginglymostoma sp.
genus
6Animalia : Chordata : Chondrichthyes : Orectolobiformes : Ginglymostomatidae : Ginglymostoma70.6 - 66 Ma
Late/Upper Cretaceous
Nebrius sp.
genus
6Animalia : Chordata : Chondrichthyes : Orectolobiformes : Ginglymostomatidae : Nebrius70.6 - 66 Ma
Late/Upper Cretaceous
Plicatoscyllium sp.
genus
6Animalia : Chordata : Chondrichthyes : Orectolobiformes : Ginglymostomatidae : Plicatoscyllium70.6 - 66 Ma
Late/Upper Cretaceous
Cretorectolobus olsoni
species
7Animalia : Chordata : Chondrichthyes : Orectolobiformes : Cretorectolobus : Cretorectolobus olsoni70.6 - 66 Ma
Late/Upper Cretaceous
Hamrabatis sp.
genus
6Animalia : Chordata : Chondrichthyes : Rajiformes : Hamrabatis70.6 - 66 Ma
Late/Upper Cretaceous
Protoplatyrhina renae
species
7Animalia : Chordata : Chondrichthyes : Rajiformes : Protoplatyrhina : Protoplatyrhina renae70.6 - 66 Ma
Late/Upper Cretaceous
Raja sp.
genus
6Animalia : Chordata : Elasmobranchii : Rajiformes : Rajidae : Raja70.6 - 66 Ma
Late/Upper Cretaceous
Rhinobatos sp.
genus
6Animalia : Chordata : Chondrichthyes : Rajiformes : Rhinobatidae : Rhinobatos70.6 - 66 Ma
Late/Upper Cretaceous
Ptychotrygon sp.
genus
6Animalia : Chordata : Chondrichthyes : Sclerorhynchiformes : Ptychotrygonidae : Ptychotrygon70.6 - 66 Ma
Late/Upper Cretaceous
Ptychotrygon vermiculata
species
7Animalia : Chordata : Chondrichthyes : Sclerorhynchiformes : Ptychotrygonidae : Ptychotrygon : Ptychotrygon vermiculata70.6 - 66 Ma
Late/Upper Cretaceous
Ischyrhiza sp.
genus
6Animalia : Chordata : Chondrichthyes : Sclerorhynchiformes : Sclerorhynchidae : Ischyrhiza70.6 - 66 Ma
Late/Upper Cretaceous
Ischyrhiza mira
species
7Animalia : Chordata : Chondrichthyes : Sclerorhynchiformes : Sclerorhynchidae : Ischyrhiza : Ischyrhiza mira70.6 - 66 Ma
Late/Upper Cretaceous
Sclerorhynchus sp.
genus
6Animalia : Chordata : Chondrichthyes : Sclerorhynchiformes : Sclerorhynchidae : Sclerorhynchus70.6 - 66 Ma
Late/Upper Cretaceous
Scyliorhinus sp.
genus
6Animalia : Chordata : Chondrichthyes : Selachii : Scyllidae : Scyliorhinus70.6 - 66 Ma
Late/Upper Cretaceous
Squalus sp.
genus
6Animalia : Chordata : Chondrichthyes : Plagiostomi : Squalidae : Squalus70.6 - 66 Ma
Late/Upper Cretaceous
Plioplatecarpus sp.
genus
6Animalia : Chordata : Reptilia : Squamata : Mosasauridae : Plioplatecarpus70.6 - 66 Ma
Late/Upper Cretaceous
Prognathodon sp.
genus
6Animalia : Chordata : Reptilia : Squamata : Mosasauridae : Prognathodon70.6 - 66 Ma
Late/Upper Cretaceous
Tylosaurus sp.
genus
6Animalia : Chordata : Reptilia : Squamata : Mosasauridae : Tylosaurus70.6 - 66 Ma
Late/Upper Cretaceous
Caryophyllia konincki
species
7Animalia : Cnidaria : Anthozoa : Scleractinia : Caryophylliidae : Caryophyllia : Caryophyllia konincki72.1 - 66 Ma
Late/Upper Cretaceous
Dasmosmilia kochii
species
7Animalia : Cnidaria : Anthozoa : Scleractinia : Caryophylliidae : Dasmosmilia : Dasmosmilia kochii72.1 - 66 Ma
Late/Upper Cretaceous
Trochocyathus gardnerae
species
7Animalia : Cnidaria : Anthozoa : Scleractinia : Caryophylliidae : Trochocyathus : Trochocyathus gardnerae72.1 - 66 Ma
Late/Upper Cretaceous
Wadeopsammia nodosa
species
7Animalia : Cnidaria : Anthozoa : Scleractinia : Dendrophylliidae : Wadeopsammia : Wadeopsammia nodosa72.1 - 66 Ma
Late/Upper Cretaceous
Micrabacia radiata
species
7Animalia : Cnidaria : Anthozoa : Scleractinia : Micrabaciidae : Micrabacia : Micrabacia radiata72.1 - 66 Ma
Late/Upper Cretaceous
Hindeastraea discoidea
species
7Animalia : Cnidaria : Anthozoa : Scleractinia : Rhizangiidae : Hindeastraea : Hindeastraea discoidea72.1 - 66 Ma
Late/Upper Cretaceous
Bathycyathus lloydi
species
7Animalia : Cnidaria : Anthozoa : Scleractinia : Turbinoliidae : Bathycyathus : Bathycyathus lloydi72.1 - 66 Ma
Late/Upper Cretaceous
Hemiaster wetherbyi
species
7Animalia : Echinodermata : Echinoidea : Spatangoida : Hemiasteridae : Hemiaster : Hemiaster wetherbyi83.5 - 70.6 Ma
Late/Upper Cretaceous
Micraster americanus
species
7Animalia : Echinodermata : Echinoidea : Spatangoida : Micrasteridae : Micraster : Micraster americanus83.5 - 70.6 Ma
Late/Upper Cretaceous
Ophiura travisana
species
7Animalia : Echinodermata : Ophiuroidea : Ophiurida : Ophiuridae : Ophiura : Ophiura travisana100.5 - 66 Ma
Late/Upper Cretaceous
Bivalvia
class
3Animalia : Mollusca : Bivalvia72.1 - 66 Ma
Late/Upper Cretaceous
Inoceramus sp.
genus
6Animalia : Mollusca : Bivalvia : Myalinida : Inoceramidae : Inoceramus72.1 - 66 Ma
Late/Upper Cretaceous
Baculites ovatus
species
7Animalia : Mollusca : Cephalopoda : Ammonoidea : Baculitidae : Baculites : Baculites ovatus83.5 - 70.6 Ma
Late/Upper Cretaceous
Baculites undatus
species
7Animalia : Mollusca : Cephalopoda : Ammonoidea : Baculitidae : Baculites : Baculites undatus83.5 - 70.6 Ma
Late/Upper Cretaceous
Lewyites oronensis
species
7Animalia : Mollusca : Cephalopoda : Ammonoidea : Diplomoceratidae : Lewyites : Lewyites oronensis83.5 - 70.6 Ma
Late/Upper Cretaceous
Solenoceras texanum
species
7Animalia : Mollusca : Cephalopoda : Ammonoidea : Diplomoceratidae : Solenoceras : Solenoceras texanum83.5 - 70.6 Ma
Late/Upper Cretaceous
Gaudryceras sp.
genus
6Animalia : Mollusca : Cephalopoda : Ammonoidea : Gaudryceratidae : Gaudryceras83.5 - 70.6 Ma
Late/Upper Cretaceous
Pseudokossmaticeras galicianum
species
7Animalia : Mollusca : Cephalopoda : Ammonoidea : Kossmaticeratidae : Pseudokossmaticeras : Pseudokossmaticeras galicianum83.5 - 70.6 Ma
Late/Upper Cretaceous
Cirroceras conradi
species
7Animalia : Mollusca : Cephalopoda : Ammonitida : Nostoceratidae : Cirroceras : Cirroceras conradi83.5 - 70.6 Ma
Late/Upper Cretaceous
Didymoceras draconis
species
7Animalia : Mollusca : Cephalopoda : Ammonoidea : Nostoceratidae : Didymoceras : Didymoceras draconis83.5 - 70.6 Ma
Late/Upper Cretaceous
Nostoceras (Nostoceras) sp.
subgenus
6.3Animalia : Mollusca : Cephalopoda : Ammonitida : Nostoceratidae : Nostoceras : Nostoceras (Nostoceras)83.5 - 70.6 Ma
Late/Upper Cretaceous
Nostoceras approximans
species
7Animalia : Mollusca : Cephalopoda : Ammonitida : Nostoceratidae : Nostoceras : Nostoceras approximans83.5 - 70.6 Ma
Late/Upper Cretaceous
Nostoceras colubriformis
species
7Animalia : Mollusca : Cephalopoda : Ammonoidea : Nostoceratidae : Nostoceras : Nostoceras colubriformis83.5 - 70.6 Ma
Late/Upper Cretaceous
Nostoceras helicinus
species
7Animalia : Mollusca : Cephalopoda : Ammonoidea : Nostoceratidae : Nostoceras : Nostoceras helicinus83.5 - 70.6 Ma
Late/Upper Cretaceous
Nostoceras hyatti
species
7Animalia : Mollusca : Cephalopoda : Ammonoidea : Nostoceratidae : Nostoceras : Nostoceras hyatti83.5 - 70.6 Ma
Late/Upper Cretaceous
Nostoceras pauper
species
7Animalia : Mollusca : Cephalopoda : Ammonoidea : Nostoceratidae : Nostoceras : Nostoceras pauper83.5 - 70.6 Ma
Late/Upper Cretaceous
Pachydiscus (Pachydiscus) arkansanus
species
7Animalia : Mollusca : Cephalopoda : Ammonitida : Pachydiscidae : Pachydiscus : Pachydiscus (Pachydiscus) arkansanus83.5 - 70.6 Ma
Late/Upper Cretaceous
Hoploscaphites pumilis
species
7Animalia : Mollusca : Cephalopoda : Ammonoidea : Scaphitidae : Hoploscaphites : Hoploscaphites pumilis83.5 - 70.6 Ma
Late/Upper Cretaceous
Jeletzkytes nodosus
species
7Animalia : Mollusca : Cephalopoda : Ammonitida : Scaphitidae : Jeletzkytes : Jeletzkytes nodosus83.5 - 70.6 Ma
Late/Upper Cretaceous
Ammonoidea
order
4Animalia : Mollusca : Cephalopoda : Ammonoidea83.5 - 70.6 Ma
Late/Upper Cretaceous
Gastropoda
class
3Animalia : Mollusca : Gastropoda72.1 - 66 Ma
Late/Upper Cretaceous
Turritellidae
family
5Animalia : Mollusca : Gastropoda : Turritellidae72.1 - 66 Ma
Late/Upper Cretaceous
Discorbis sp.
genus
6Chromista : Foraminifera : Globothalamea : Rotaliida : Discorbidae : Discorbis72.1 - 66 Ma
Late/Upper Cretaceous
Epistomina sp.
genus
6Chromista : Foraminifera : Globothalamea : Robertinida : Epistominidae : Epistomina72.1 - 66 Ma
Late/Upper Cretaceous
Globigerina sp.
genus
6Chromista : Foraminifera : Globothalamea : Rotaliida : Globigerinidae : Globigerina72.1 - 66 Ma
Late/Upper Cretaceous
Ammobaculites sp.
genus
6Chromista : Foraminifera : Globothalamea : Lituolida : Lituolidae : Ammobaculites72.1 - 66 Ma
Late/Upper Cretaceous
Reophax sp.
genus
6Chromista : Foraminifera : Globothalamea : Lituolida : Reophacidae : Reophax72.1 - 66 Ma
Late/Upper Cretaceous
Vaginulina sp.
genus
6Chromista : Foraminifera : Lagenida : Vaginulinidae : Vaginulina72.1 - 66 Ma
Late/Upper Cretaceous
Planulina sp.
genus
6Chromista : Foraminifera : Globothalamea : Rotaliida : Planulinidae : Planulina72.1 - 66 Ma
Late/Upper Cretaceous

References

Wells J. W. (1933) Corals of the Cretaceous of the Atlantic and Gulf Coastal Plains and Western Interior of the United States, Bulletins of American Paleontology 18 67, 85-288
Rathbun M. J. (1935) Fossil Crustacea of the Atlantic and Gulf Coastal Plain, Geological Society of America Special Paper 2, 1-160
Berry C.T. (1941) Cretaceous ophiurans from Texas, Journal of Paleontology 15 1, 61-67
Perkins B. F. (1951) Hindeastraea discoidea white from the Eagle Ford Shale Dallas county, Texas, Fondren Science Series 2
Cooke C. W. (1953) American Upper Cretaceous Echinoidea, United States Geological Survey Professional Paper 254-A, 1-44
Thurmond J. T. (1969) Notes on mosasaurs from Texas, The Texas Journal of Science 21 1, 69-80
Kennedy W. J., Cobban W. A. (1993) Ammonites from the Saratoga Chalk (Upper Cretaceous), Arkansas, Journal of Paleontology 67 3, 404-434
Case G. R., Cappetta H. (1997) A new Selachian Fauna from the Late Maastrichtian of Texas (Upper Cretaceous/Navarroan; Kemp Formation), Münchner Geowissenschaftliche Abhandlungen (A) 34, 131-189
Data courtesy of: PBDB: The Paleobiology Database, Creative Commons CC-BY licenced. , GBIF: the Global Biodiversity Information Facility, various licences, iDigBio, various licences, and EOL: The Encyclopedia of Life (Open Data Public Domain). Because fossils are made of minerals too!
 
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