440 Million Year Old Silurian Coronocephalus Trilobite Fossil Specimen, Invertebrate, Single Piece

Step back in time with this remarkable 440-million-year-old Silurian trilobite fossil, featuring the distinctive Coronocephalus species — commonly known as the "crown trilobite." This extraordinary specimen showcases the creature's iconic characteristic: a row of protruding small nodes along the edge of the head shield that resembles a crown, giving this ancient arthropod its fitting name. The fossilized body displays beautifully preserved segmentation, with the tail's central axis showing more segments than the two side ribs — a defining feature of this species. Sourced from Xiangxi, Hunan Province, China, this genuine Silurian-era fossil measures approximately 2.5 inches in length and comes embedded in its original matrix rock, making it an impressive display piece. Whether you are a seasoned fossil collector, a geology enthusiast, or a science educator, this authentic prehistoric specimen is a fascinating window into Earth's ancient past. Each fossil is unique, and the one you receive will be the exact piece shown in the images. A wonderful addition to any natural history collection or science classroom display.

• ANCIENT SPECIMEN: Genuine 440 million year old Silurian period Coronocephalus trilobite fossil preserved in natural matrix rock.
• UNIQUE CROWN FEATURES: Named for its distinctive crown-like appearance, with a row of protruding small nodes along the head shield edges.
• AUTHENTIC ORIGIN: Sourced directly from Xiangxi, Hunan Province, China, a renowned region for exceptional Silurian fossil discoveries.
• IMPRESSIVE DETAIL: The fossil displays a well-preserved central axis with numerous thoracic segments and clearly defined side ribs.
• SIZE REFERENCE: Matrix rock measures approximately 2.0 inches x 1.5 inches x 1.5 inches, as shown in the product images with ruler.