Agnostid Trilobite Collection from Marjum and Wheeler Formations

Description: This is an interesting collection of four species of Agnostids from the Marjum and Wheeler Formations. The Marjum Formation alone, has over 15 species described. Here is a list of the species you would receive in this kit. 1-Ptychagnostus germanus 2-Hypagnostus parvifrons 3- Ptychagnostus atavus 4-Pernonopsis interstricta. The Marjum Formation is younger and lies comfortably above the Wheeler Formation. All of the Agnostids are mature adult sized and of excellent quality and preservation. The specimens shown are examples. The ones you will receive will be of comparable size and preservation.