Fossil Ammonites - Whole Conlinoceras and Metengonoceras

US$65.00
  • Species: Colinoceras tarrantense + Metengonoceras Dumbli
  • Size Diameter: 4.75 inches (12.10 centimeters)
  • Weight: 1.0 pounds (453.6 grams)
  • Collecting Site: Little Bear Creek/Hwy 360
  • Locality: Tarrant County, Arlington, Texas
  • Formation: Tarrant Formation
  • Age: 90-100 Million Years old
  • Texas fossil ammonite found with a second fossil ammonite attached back to back.  Side picture available showing how it was prepared, leaving both specimens together.  Very unusual find from this formation.