Dinosaur groups and other prehistoric animal groups with the most reviews (number of posts in brackets)
Top 50- Theropod (847)
- Tyrannosaur (287)
- Ceratopsian (269)
- Sauropod (198)
- Thyreophoran (192)
- Mammal (180)
- Ornithopod (158)
- Chasmosaur (140)
- Allosaur (131)
- Dromaeosaur (127)
- Pterosaur (122)
- Stegosaur (113)
- Hadrosaur (108)
- Ankylosaur (102)
- Diplodocoid (95)
- Spinosaur (85)
- Ceratosaur (73)
- Centrosaur (70)
- Plesiosaur (66)
- Ankylosaurid (65)
- Macronaria (basal) (64)
- Theropod (basal) (55)
- Invertebrate (53)
- Elephant (52)
- Iguanodont (basal) (51)
- Fish (48)
- Bird (47)
- Reptile (other) (47)
- Ceratopsian (basal) (47)
- Pelycosaur (45)
- Pachycephalosaur (38)
- Mosasaur (35)
- Crocodile (33)
- Fictional (31)
- Nodosaur (29)
- Ornithomimosaur (27)
- Pliosaur (27)
- Cat (25)
- Therapsid (non-mammal) (23)
- Titanosaur (21)
- Oviraptorosaur (20)
- Ichthyosaur (20)
- Therizinosaur (19)
- Hominid (17)
- Amphibian (15)
- Prosauropod (13)
- Compsognathid (12)
- Megalosaur (12)
- Trilobite (11)
- Ammonite (11)