Neocarcharodon: Possibly, it's a future descending of catshark (Scyliorhinidae) or a descendant of the fish rat alias Chimaera monstrosa of the family Chimaeridae (other cartilaginous fish). It feeds on the Cephalopod future (here Alanoropus).
Trichopteryx dixoni: A future marsupial, able to at least glide from tree to tree. Possibly Evolved from the Cuscus. In addition it is capable carried two to three young in her pouch. (Named after Scottish paleontologist, geologist and author Dougal Dixon)
Delected Tyrannornis: Tyrannornis boisei? He was seen for the first time on youtube the side of Tyrannornis rex (when the latter was appointed Diatrymamimus boisei (herbivorous terrestrial bird that was mistakenly considered a predator). It is unclear why it was not in the book but what is certain is that this is the largest member of the family Tyrannornis: it is a carnivorous bird which is 4 meters high and has a cranial crest crescent moon and a beak edged.
Mystery Snake: Nothing is known about this creature apart from the fact that it looks like the fatsnake Dougal Dixon. This is perhaps a descendant of spitting cobra Mozambique (Naja mossambica) or the Gaboon viper (Bitis gabonica).
Rhombosepia gregaris is, as its name suggests, a fish-eating Rhombosepia with the herd like. Smaller and less aggressive than their cousin R. imperator This species however at the same tentacles fusionnné in pseudo-jaw, four tentacles and diamond shaped. In this species, the male's much smaller than the female (50 cm for males and 6 meters for females).
Alananoropus are the cephalopod version of tuna. This cephalopod migrates in search of food and favorable areas for to breed. Their dress consists of spots forms of eyes that allow them to intimidate predators like Neocarcharodon and other Rhombosipids.