Dinoz in group must have the same level. If you have dinos of different level in the group you need to note down XP before and after the fight. Then you can calculate the base XP for a certain level using a single dino as a group of 1.
Dinoz count:
Xp gain per group:
Has professor
Intelligence count:
Has encyclopedia
Encyclopedia is on dinoz with intelligence
XP per dinoz
Basic XP
+Prof -Int -Enc
+Prof +Int -Enc
+Prof +Int +Enc
-Prof +Int +Enc
-Prof -Int +Enc