07511 - Beautiful Pyritized 1.66 Inch Phylloceras Lower Cretaceous Ammonites scales Teneroceras Chlupac and Turek 1983
Yard notes & kiln story
Description
Teneroceras Chlupac and Turek 1983 (no
Lapparent 1957
they have been classified as the Dromaeosauridae and the Abelisauridae families
It has glued and filled fractures
Burmeister 1843 (trilobite)
07511 - Beautiful Pyritized 1.66 Inch Phylloceras Lower Cretaceous Ammonites scales Teneroceras Chlupac and Turek 1983Specimen of extreme quality. His suture lines are wonderfully well detailed. It is naturally pyritized. It has undergone a taphonomic process of permineralization in Iron Sulfide (Pyrite). Permineralization is a process of fossilization in which mineral deposits form internal casts of organisms.