Cretaceous Section from North Texas

  • Species: Mortoniceras (Drakeoceras) drakei
  • Size Diameter: 6.25 inches (15.88 centimeters)
  • Weight: 2.04 pounds (924 grams)
  • Collecting Site: Rock Creek
  • Locality: Tarrant County, Fort Worth, Texas
  • Formation: Washita Group, Fort Worth Formation
  • Age: 110 Million Years old
  • Species: Mortoniceras (Drakeoceras)  
  • Size Diameter: 5.5 inches (13.97 centimeters)
  • Weight: 1.286 pounds (585 grams)
  • Collecting Site: Paw Paw Creek
  • Locality: Grayson County, Denison, Texas
  • Formation: Washita Group, Fort Worth Formation
  • Age: 110 Million Years old
  • Species: Mortoniceras (Drakeoceras)  
  • Size Diameter: 4.0 inches (10.16 centimeters)
  • Weight: 0.672 pounds (305 grams)
  • Collecting Site: Paw Paw Creek
  • Locality: Grayson County, Denison, Texas
  • Formation: Washita Group, Fort Worth Formation
  • Age: 110 Million Years old
  • Species: Mortoniceras (Drakeoceras)  
  • Size Diameter: 3.0 inches (7.62 centimeters)
  • Weight: 0.288 pounds (131 grams)
  • Collecting Site: Paw Paw Creek
  • Locality: Grayson County, Denison, Texas
  • Formation: Washita Group, Fort Worth Formation
  • Age: 110 Million Years old
  • Species: Mortoniceras (Angolaites) drakei
  • Size Diameter: 3.4 inches (8.636 centimeters)
  • Weight: 0.648 pounds (294 grams)
  • Collecting Site: Road Cut
  • Locality: Kent, Texas
  • Formation: Buda or Boracho.  These formations are bio-stratigraphicly correlative to Washita Group, Central TX.
  • Age: 100 - 102 Million Years old
  • Species: Mortoniceras (Drakeoceras) arringtoni
  • Size Diameter: 3.5 inches (8.89 centimeters)
  • Weight: 0.610 pounds (277 grams)
  • Collecting Site: Road Cut
  • Locality: Kent, Texas
  • Formation: Buda or Boracho.  These formations are bio-stratigraphicly correlative to Washita Group, Central TX.
  • Age: 100 - 102 Million Years old
  • Species: Mortoniceras (Drakeoceras) drakei
  • Size Diameter: 6.0 inches (15.24 centimeters)
  • Weight: 1.98 pounds (899 grams)
  • Collecting Site: Rock Creek
  • Locality: Tarrant County, Fort Worth, Texas
  • Formation: Washita Group, Fort Worth Formation
  • Age: 110 Million Years old
  • Species: Mortoniceras (Drakeoceras)  
  • Size Diameter: 4.5 inches (11.43 centimeters)
  • Weight: 0.642 pounds (291 grams)
  • Collecting Site: Paw Paw Creek
  • Locality: Grayson County, Denison, Texas
  • Formation: Washita Group, Fort Worth Formation
  • Age: 110 Million Years old
  • Species: Mortoniceras (Drakeoceras)  
  • Size Diameter: 3.5 inches (8.89 centimeters)
  • Weight: 0.374 pounds (170 grams)
  • Collecting Site: Paw Paw Creek
  • Locality: Grayson County, Denison, Texas
  • Formation: Washita Group, Fort Worth Formation
  • Age: 110 Million Years old
  • Species: Mortoniceras (Angolaites) drakei
  • Size Diameter: 4.0 inches (10.16 centimeters)
  • Weight: .960 pounds (434 grams)
  • Collecting Site: Timberbrook/Oliver Creek
  • Locality: Denton County, Justin, Texas
  • Formation: Fort Worth Formation
  • Age: 110 Million Years old
  • Species: Mortoniceras (Drakeoceras)  
  • Size Diameter: 1.0 inches (2.53 centimeters)
  • Weight: 0.024 pounds (11 grams)
  • Collecting Site: Timberbrook construction site
  • Locality: Denton County, Justin, Texas
  • Formation: Washita Group, Fort Worth Formation
  • Age: 110 Million Years old
  • Species: Mortoniceras Sp.
  • Size Diameter: 3.75 inches (9.53 centimeters)
  • Weight: 0.648 pounds (294 grams)
  • Collecting Site: Timberbrook/Oliver Creek
  • Locality: Denton County, Justin, Texas
  • Formation: Washita Group, Fort Worth Formation
  • Age: 110 Million Years old
  • Species: Mortoniceras (Angolaites) drakei  
  • Size Diameter: 2.0 inches (5.08 centimeters)
  • Weight: 0.148 pounds (67 grams)
  • Collecting Site: Timberbrook construction site
  • Locality: Denton County, Justin, Texas
  • Formation: Washita Group, Fort Worth Formation
  • Age: 110 Million Years old
  • Species: Mortoniceras (Angolaites) Drakei
  • Size Diameter: 2.5 inches (6.35 centimeters)
  • Weight: 0.252 pounds (104 grams)
  • Collecting Site: Timberbrook construction site
  • Locality: Denton County, Justin, Texas
  • Formation: Washita Group, Fort Worth Formation
  • Age: 110 Million Years old
  • Species: Mortoniceras (Angolaites) Drakei
  • Size Diameter: 2.0 inches (5.08 centimeters)
  • Weight: 0.106 pounds (113 grams)
  • Collecting Site: Timberbrook construction site
  • Locality: Denton County, Justin, Texas
  • Formation: Washita Group, Fort Worth Formation
  • Age: 110 Million Years old
  • Species: Mortoniceras (Drakeoceras) Maximum
  • Size Diameter: 11.5 inches (29.21 centimeters)
  • Weight: 13.8 pounds (6260 grams)
  • Collecting Site: Timberbrook/Oliver Creek
  • Locality: Denton County, Justin, Texas
  • Formation: Washita Group, Fort Worth Formation
  • Age: 110 Million Years old
  • Species: Mortoniceras (Angolaites) Drakei
  • Size Diameter: 2.5 inches (6.35 centimeters)
  • Weight: 0.252 pounds (113 grams)
  • Collecting Site: Timberbrook construction site
  • Locality: Denton County, Justin, Texas
  • Formation: Washita Group, Fort Worth Formation
  • Age: 110 Million Years old
  • Species: Mortoniceras (Angolaites) Drakei
  • Size Diameter: 2.5 inches (6.35 centimeters)
  • Weight: 0.242 pounds (111)grams)
  • Collecting Site: Timberbrook construction site
  • Locality: Denton County, Justin, Texas
  • Formation: Washita Group, Fort Worth Formation
  • Age: 110 Million Years old
  • Species: Mortoniceras (Drakeoceras) Maximum
  • Size Diameter: 12.0 inches (30.48 centimeters)
  • Weight: 13.8 pounds (6260 grams)
  • Collecting Site: Timberbrook/Oliver Creek
  • Locality: Denton County, Justin, Texas
  • Formation: Washita Group, Fort Worth Formation
  • Age: 110 Million Years old
  • Species: Oxytropidoceras texanum
  • Size Diameter: 2.0 inches (5.08 centimeters)
  • Weight: 0.320 pounds (145 grams)
  • Collecting Site: Oliver Creek
  • Locality: Denton County, Dish Texas
  • Formation: Kiamichi Formation
  • Age: 105 Million Years old
  • Species: Cymatoceras texanum   
  • Fossil Nautiloid cut and polished
  • Size Diameter: 5.5 inches (13.97 centimeters)
  • Weight: 2.616 pounds (1187 grams)
  • Collecting Site: Pecan Square Construction site
  • Locality: Denton County, Northlake, Texas
  • Formation: Washita Group, Grayson Limestone Formation
  • Age: 98 - 105 Million Years old
  • Species: Cymatoceras texanum  ( two sample set )
  • Fossil Nautiloids
  • Size Diameter: 4.0 inches (10.16 centimeters)
  • Weight: 1.516, 1.238 pounds (688, 562 grams)
  • Collecting Site: Pecan Square Construction site
  • Locality: Denton County, Northlake, Texas
  • Formation: Washita Group, Grayson Limestone Formation
  • Age: 98 - 105 Million Years old

Hamites 1

US$22.00

Hamites 1

US$22.00
  • Species: Idiohamites fremonti
  • Size Diameter: 3.0 inches (7.62 centimeters)
  • Weight: .432 pounds (195 grams)
  • Collecting Site: Red River ( Lake Texoma )
  • Locality: Lake Texoma Southern Shoreline, Texas
  • Formation: Washita Division, Duck Creek Formation
  • Age: Lower Cretaceous, 100 Million years old
  • Species: Metengonoceras dumbli
  • Size Diameter: 3.25  (8.255 centimeters)
  • Weight: 0.234 pounds (105 grams)
  • Collecting Site: Little Bear Creek, Highway 360
  • Locality: Tarrant County, Fort Worth, Texas
  • Formation: Tarrant Formation
  • Age: 94 Million Years old
  • Note:  This fossil ammonite is water worn having been tumbled in a local creek.  Interesting suture pattern is exposed. 
  • Species: Metengonoceras dumbli
  • Size Diameter: 4.0 inches (10.16 centimeters)
  • Weight: 0.754 pounds (341 grams)
  • Collecting Site: Little Bear Creek, Highway 360
  • Locality: Tarrant County, Fort Worth, Texas
  • Formation: Tarrant Formation
  • Age: 94 Million Years old
  • Note:  Fossil attached to group of fossil shell material on backside.  

Fossil Clam 1

US$22.50

Fossil Clam 1

US$22.50
  • Species: Neithea texana, Roemer
  • Scallop-like clams on original matrix.
  • Shell Size Diameter: 2.5 inches (6.35 centimeters)
  • Total Weight: 2.608 pounds (1183 grams)
  • Collecting Site: Timberbrook/Oliver Creek
  • Locality: Denton County, Justin, Texas
  • Formation: Washita Group, Fort Worth Formation
  • Age: 110 Million Years old
  • Species: Metengonoceras dumbli
  • Size Diameter: 3.5, 2.5 inches (8.89, 6.35 centimeters)
  • Weight: 0.556 pounds (251 grams)
  • Collecting Site: Little Bear Creek, Highway 360
  • Locality: Tarrant County, Fort Worth, Texas
  • Formation: Tarrant Formation
  • Age: 94 Million Years old
  • Note:  This fossil ammonite pair are laying ontop of each other.  Both fossils were found after removing an enclosing concretion.  Very unusual find for this Cretaceous pair. 
  • Species: Neithea texana, Roemer
  • Set of three scallop-like clams. One on original matrix.
  • Size Diameter: 2.5 to 1.75 inches (6.35 to 4.45 centimeters)
  • Total Weight: 0.506 pounds (229 grams)
  • Collecting Site: Timberbrook/Oliver Creek
  • Locality: Denton County, Justin, Texas
  • Formation: Washita Group, Fort Worth Formation
  • Age: 110 Million Years old
  • Species: Mortoniceras Sp.
  • Size Diameter: 7.5 inches (19.05 centimeters)
  • Weight: 5.0 pounds (2268 grams)
  • Collecting Site: Timberbrook construction site/Oliver Creek
  • Locality: Denton County, Justin, Texas
  • Formation: Washita Group, Fort Worth Formation
  • Age: 110 Million Years old
  • Species: Oxytropidoceras (oxytropidoceras) supani
  • Size Diameter: 2.0 inches (5.08 centimeters)
  • Weight: 0.26 pounds (118 grams)
  • Collecting Site: Rock Creek
  • Locality: Tarrant County, Fort Worth, Texas
  • Formation: Fredericksburg Group, Kiamichi Formation
  • Age: 105 Million Years old

Turritella 1

US$54.50

Turritella 1

US$54.50
  • Species: Turritella Sp.
  • Variant: Multiple Cretaceous shells -Turritella/Oyster slab
  • Size Diameter: 14.0 inches (35.56 centimeters)
  • Size Height: 8.0 inches (20.32 centimeters)
  • Weight: 10.6 pounds (4808 grams)
  • Collecting Site: Little Bear Creek
  • Locality: Tarrant County, Arlington, Texas
  • Formation: Tarrant Formation
  • Age: 90-100 Million Years old
  • Species: Oxytropidoceras (oxytropidoceras) supani
  • Size Diameter: 9.5 inches (24.13 centimeters)
  • Weight: 4.8 pounds (2177.2 grams)
  • Collecting Site: Rock Creek
  • Locality: Tarrant County, Fort Worth, Texas
  • Formation: Fredericksburg Group, Kiamichi Formation
  • Age: 105 Million Years old
  • Species: Oxytropidoceras (oxytropidoceras) supani
  • Size Diameter: 13.0 inches (33.02 centimeters)
  • Weight: 9.6 pounds (4354.5 grams)
  • Collecting Site: Rock Creek
  • Locality: Tarrant County, Fort Worth, Texas
  • Formation: Fredericksburg Group, Kiamichi Formation
  • Age: 105 Million Years old
  • Species: Mortoniceras (Drakeoceras) drakei
  • Note:  Specimen attached to block of matrix
  • Size Diameter: 3.0 inches (7.62 centimeters)
  • Weight: 0.882 pounds (400 grams)
  • Collecting Site: Timberbrook Construction Site
  • Locality: Denton County, Justin, Texas
  • Formation: Washita Group, Fort Worth Formation
  • Age: 110 Million Years old
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Fossil Ammonite - Buda1

US$36.00
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Fossil Ammonite - Buda1

US$36.00
  • Species: Engonoceras belviderense
  • Size Diameter: 4.5 inches (11.43 centimeters)
  • Weight: 0.728 pounds (330.2 grams)
  • Collecting Site: Road Cut
  • Locality: Kent, Texas
  • Formation: Buda or Boracho.  These formations are bio-stratigraphicly correlative to Washita Group, Central TX.
  • Age: 100 - 102 Million Years old
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Fossil Ammonite - Buda 2

US$86.00
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Fossil Ammonite - Buda 2

US$86.00
  • Species: Engonoceras belviderense
  • Size Diameter: 6.5 inches (16.51 centimeters)
  • Weight: 2.350 pounds (1066.0 grams)
  • Collecting Site: Road Cut
  • Locality: Kent, Texas
  • Formation: Buda or Boracho.  These formations are bio-stratigraphicly correlative to Washita Group, Central TX.
  • Age: 100 - 102 Million Years old
  • Species: Paraconlinoceras leonense, (Kennedy &
  •                    Cobban, 1990)
  • Size Diameter: 2.25 inches, (5.715 centimeters)
  • Weight: 0.900 pounds (408 grams)
  • Collecting Site: Small Creek 1 mile South of Temple, along
  •                            I-35E
  • Locality: Bell County, Temple, Texas
  • Formation: Eagle Ford Group, Found in thin bedded limestone formation within gray shale zones above and below.
  • Age: 100 Million Years old. 
  • Species: Oxytropidoceras (oxytropidoceras) supani
  • Size Diameter: 6.0 inches (15.24 centimeters)
  • Weight: 1.496 pounds (679 grams)
  • Collecting Site: Oliver Creek
  • Locality: Denton County, Dime, Texas
  • Formation: Fredericksburg Group, Kiamichi Formation
  • Age: 105 Million Years old
  • Species: Mortoniceras Sp.
  • Size Diameter: 4.2 inches (10.67 centimeters)
  • Weight: 1.568 pounds (751 grams)
  • Collecting Site: Timberbrook construction site/Oliver Creek
  • Locality: Denton County, Justin, Texas
  • Formation: Washita Group, Fort Worth Formation
  • Age: 110 Million Years old
  • Note: Ammonite is attached to matrix.  
  • Species: Mortoniceras (Drakeoceras) Drakei
  • Size Diameter: 5.0 inches (12.7 centimeters)
  • Weight: 1.22 pounds (553 grams)
  • Collecting Site: Timberbrook construction site/Oliver Creek
  • Locality: Denton County, Justin, Texas
  • Formation: Washita Group, Fort Worth Formation
  • Age: 110 Million Years old
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Fossil Ammonite - Buda 3

US$160.00
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Fossil Ammonite - Buda 3

US$160.00
  • Species: Engonoceras belviderense
  • Size Diameter: 7.5 inches (19.05 centimeters)
  • Weight: 2.934 pounds (1331 grams)
  • Collecting Site: Road Cut
  • Locality: Kent, Texas
  • Formation: Buda or Boracho.  These formations are bio-stratigraphicly correlative to Washita Group, Central TX.
  • Age: 100 - 102 Million Years old
  • Species: Exogyra ponderosa
  • Size Diameter: 5.0 inches (12.7 centimeters)
  • Weight: 2.06 pounds (934.4 grams)
  • Collecting Site: Unknown creek
  • Locality: Bell County, Texas
  • Formation: Buda 
  • Age: 110 Million Years old
  • Species: Exogyra ponderosa
  • Size Diameter: 5.0 inches (12.7 centimeters)
  • Weight: 2.02 pounds (916.3 grams)
  • Collecting Site: Unknown creek
  • Locality: Dallas County, Texas
  • Formation: Austin Chalk
  • Age: 110 Million Years old
  • Species: Exogyra ponderosa
  • Size Diameter: 5.0 inches (12.7 centimeters)
  • Weight: 2.80 pounds (1270.1 grams)
  • Collecting Site: Sulphur River
  • Locality: Delta County, Texas
  • Formation: Taylor 
  • Age: 110 Million Years old

Clam 4

US$14.00

Clam 4

US$14.00
  • Species: Cyprimeria texana, Roemer, 1852
  • Size Diameter: 1.5 inches, (3.81 centimeters)
  • Weight: 0.500 pounds (226 grams)
  • Collecting Site: Timberbrook construction site, Oliver Creek
  • Locality: Denton County, Justin, Texas
  • Formation: Washita Group, Fort Worth Formation
  • Age: 100 Million Years old
  • Note: Clam on one side, small Mortoniceras ammonite on other side of specimen.  Both fossils attached to matrix.  

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