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A trilobite fossil is the hard shell of a tiny creature that lived a long, long time ago in the ocean. They were one of the first animals on Earth!
The Trilobite Fossil is an ancient marine arthropod preserved in rock, often appearing as a dark brown or grey impression. It typically features a segmented body with a distinct head (cephalon), body (thorax), and tail (pygidium), sometimes with intricate eye structures.
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Over 20,000 different kinds of trilobites once roamed the ancient seas!
Some species of trilobites could actually swim upside down!
These ancient creatures were Earth's first animals with complex eyes!
“Trilobite” means “three lobes,” for their unique segmented body shape!
Trilobite Fossil could roll into a ball because of its flexible, segmented body that helped them protect their soft underside.
Trilobite Fossil had compound eyes that helped them see predators and food from almost all directions.
Trilobite Fossil could shed its hard exoskeleton because it allowed them to grow bigger, like insects do today.
Trilobite Fossil could burrow into soft sediments because it helped them hide from predators and find food on the seafloor.
Trilobites were mostly detritivores or scavengers, eating tiny bits off the seafloor.
Anomalocaris canadensis
This large arthropod was a dominant predator of the ancient seas.
Ottoia prolifica
Some trilobites likely hunted or scavenged on these soft-bodied worms.
Obolella crassa
These filter-feeding animals shared the same seafloor habitats.
El camuflaje describe a los organismos que poseen colores o patrones que les permiten mezclarse con su entorno.
Antiguo se refiere a organismos, objetos o formaciones geológicas que han existido durante un período extremadamente largo.
Un artefacto es un objeto hecho o modificado por la cultura humana, típicamente de interés histórico o arqueológico.
Posee proyecciones puntiagudas y afiladas o espinas en el cuerpo o en la superficie.
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0.003-0.7 m
Trilobites were mostly detritivores or scavengers, eating tiny bits off the seafloor.
Foraging
Paleozoic Era
252
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