View Images Library Photos and Pictures. From: Dra Valley, Morocco Weight: 9.2 Ounces Dimensions: 3.2 Inches Long, 3.2 Inches Wide This is a genuine fossil, not a replica. The item pictured is the one you will receive. Ectillaenus Hispanicus is an extinct genus of trilobite which lived during the Ordovician period, dating it to around 466 to 461 million years old. Very little is known overall about the species, as is the case with many European trilobite specimens. Trilobites are a fossil group of extinct marine arthropods that form th Location: Lghaft, Morocco Weight: 8.5 Ounces Dimensions: 3.1 Inches Long, 2.9 Inches Wide, 1.5 Inches Thick (Matrix) Trilobite Dimensions: 2.1 Inches Long, 1.4 Inches Wide 0.4 Inches Thick This is a genuine fossil, not a replica. The item pictured is the one you will receive. Hollardops Mesocristata Trilobites are a fossil group of extinct marine arthropods that form the class Khalid TrilobiteTrilobita. Trilobites form one of the earliest known groups o