The story of the first araneomorphus

Once A Utah raptor met A arthropluera, they mated and gave birth to a pulmonoscorpius witch met a Dilophosaurus, they bred and made this spider!

Explanation: araneo is almost the size of a raptor, they can shoot projectiles like dilophosaurus, and can knock you unconscious like arthropluera and pulmonoscorpius, and live in groups like Utah raptor,