| Although they have weak chelicerae, they secrete extremely potent venom, which enables them to attack insects 2-3 times their size. |
| The scorpion's chelicerae are pincers, it has two and they serve to tear up its prey. |
| In true spiders, the chelicerae are modified into fangs with poison glands, while the pedipalps of the males are modified for copulation. |
| The protocerebrum possesses optic centers and optic nerves, while the tritocerebrum contains the nerves which supply the chelicerae. |
| There is no eye streak above their anterior eyes, as seen in SR males, but the chelicerae are striped. |
| Once fertilized, the female produces silk bags containing between 16 and 60 eggs that she will transport between its chelicerae. |
