3.6" Flexicalymene Trilobite Fossil Ordovician Age Tazzarine Region Morocco COA

Location: Tazzarine Region, Morocco

Weight: 4.6 Ounces

Dimensions: 3.6 Inches Long, 2.1 Inches Wide, 0.9 Inches Thick

Comes with a Certificate of Authenticity

The item pictured is the one you will receive.

Flexicalymene Trilobite

Trilobites are a group of extinct marine arthropods that make up the class Trilobita. Long before the rise of dinosaurs, the oceans were ruled by trilobites, a group of ancient arthropods whose fossilized remains tell the story of early marine life. These “three-lobed” creatures first appeared during the Early Cambrian, approximately 521 million years ago, and flourished throughout the Paleozoic Era. With their hard, mineralized exoskeletons, trilobites were among the first animals capable of leaving detailed fossil records.

A typical trilobite’s body is divided into three key regions: the cephalon, or head, with compound eyes and mouthparts; the thorax, made up of articulated segments allowing movement; and the pygidium, or tail, with fused segments. The longitudinal division into a central axial lobe and two side pleural lobes gives trilobites their iconic three-part structure, instantly recognizable to paleontologists and collectors alike.

Trilobites occupied a wide variety of ecological niches, from crawling along the sea floor to swimming through shallow waters. Their incredible diversity, ranging from simple streamlined forms to spiny and ornate species, makes them a window into the evolution of early arthropods and the dynamic ecosystems of the Paleozoic seas.

Morphologically, the trilobite body is divided into three major sections:

1.  a cephalon (or head) with eyes, mouthparts, and sensory organs such as antennae.

2.  a middle region called the thorax with several overlapping segments (anywhere from 2 to 61).

3.  a pygidium (or tail section) in which the segments were fused.

Please be aware of the nature of fossils:

Being buried underground for millions of years under immense pressure can be quite harsh. Few fossils emerge completely intact; most require some restoration, and some are modified by humans to improve their appearance. Moroccan workers are highly skilled in excavating and conserving these natural treasures, though natural cracks often appear on the surface. These cracks are part of the fossil's natural charm and are not regarded as flaws.