Dinosaur groups and other prehistoric animal groups with the most reviews (number of posts in brackets)
Top 100- Theropod (890)
- Tyrannosaur (301)
- Ceratopsian (284)
- Sauropod (207)
- Thyreophoran (204)
- Mammal (186)
- Ornithopod (170)
- Chasmosaur (147)
- Allosaur (139)
- Dromaeosaur (133)
- Pterosaur (127)
- Stegosaur (120)
- Hadrosaur (116)
- Ankylosaur (108)
- Diplodocoid (97)
- Spinosaur (91)
- Ceratosaur (78)
- Centrosaur (76)
- Plesiosaur (69)
- Ankylosaurid (68)
- Macronaria (basal) (67)
- Theropod (basal) (59)
- Elephant (56)
- Invertebrate (55)
- Iguanodont (basal) (54)
- Reptile (other) (53)
- Fish (49)
- Bird (47)
- Ceratopsian (basal) (47)
- Pelycosaur (45)
- Pachycephalosaur (39)
- Mosasaur (37)
- Crocodile (36)
- Nodosaur (33)
- Pliosaur (30)
- Fictional (28)
- Ornithomimosaur (27)
- Therapsid (non-mammal) (25)
- Cat (25)
- Titanosaur (24)
- Therizinosaur (22)
- Oviraptorosaur (20)
- Ichthyosaur (20)
- Hominid (18)
- Amphibian (16)
- Prosauropod (14)
- Compsognathid (13)
- Megalosaur (13)
- Trilobite (11)
- Ammonite (11)
- Troodont (10)
- Plant (10)
- Whale (8)
- Shark (8)
- Thyreophora (basal) (5)
- Placodont (2)