Trike for thatch, berries - Ptera for flying - Raft for mobile earlygame base - Argy for jack-of-all-trades mount
From there: Phiomia for fertilizer, doed and anky for resources, mammoth or beaver for wood. Beelze for relatively easy cpaste before snails.
From there: Direwolf, baro, sabertooth or other "medium combat" dino for early caves: Dung beetles from those caves for better fertilizer (and some oil), tame giant bees for honey, tame achatinas for easy paste.
Once entering ocean, baronyx is a great first tame (reasonably good stats, spin/stun attack is great) and Basilosaur