Question

The fossil image is of a trilobite. Trilobites lived in the ancient seas and the fossil was found in the sea floor. Compare the fossil to the four modern-day animals also pictured. Based on physical evidence, the trilobite is probably a direct ancestor of what animal?

Answer 1

closest relatives have been thought to be horseshoe crabs, spiders and scorpions; trilobites certainly resemble horseshoe crabs in overall body shape.

Step-by-step explanation:

You did not attach a photo, so I hope this helps you