Horseshoe Crab Eyes
Find out whats known about horseshoe crabs limulus polyphemus merostomata xiphosurida limulidae including their world range and habitats feeding behaviors.
Horseshoe crab eyes. The entire body of the horseshoe crab is protected by a hard carapace. It has two compound lateral eyes each composed of about 1000 ommatidia plus a pair of median. A comprehensive exploration of horseshoe crab natural history anatomy and conservation. Contains research and educational material plus collections of poems images.
The horseshoe crab limulus polyphemus is a living fossil. Forms almost identical to this species were present during the trias. A comprehensive look at horseshoe crab anatomy. Includes detailed drawings by shuster milne and barlow and data for both the novice and researcher.
Horseshoe crabs common along the delaware coast have evolved little in the last 250 million years. Still they have survived because of their hard curved shells. The american horseshoe crab is a common sight on floridas beaches. Many people have seen horseshoe crabs but do not realize they are looking at one of the oldest.