From the album: My collection in progress
Itagnostus interstrictus White 1874
Location: Wheeler Formation, Utah, USA
Age: 507 Mya (Wuliuan, Middle Cambrian)
Measurements: 5x5x4,5 cm (matrix), 6x3 mm(trilobite)
Kingdom: Animalia
Phylum: Arthropoda
Subphylum: Trilobitomorpha
Class: Trilobita
Order: Agnostida
Suborder: Agnostina
Family: Peronopsidae