Hello if your looking to Tame a parasaur you need this following item also parasaurs are great for you! They can carry alot and have good stamina! Parasaurs are basically a best Berry/crop grinder! if you have lots of herbivores anyways let's get back how to tame them it's very basic.

First you need a bola,club or your fist,then some narco berries if it's close to wake up and dozens of the Mejoberries (the purple berries) and your ready to tame! Good luck taming!