Dinosaur groups and other prehistoric animal groups with the most reviews (number of posts in brackets)
Top 50- Theropod (803)
- Tyrannosaur (270)
- Ceratopsian (251)
- Sauropod (190)
- Thyreophoran (179)
- Mammal (177)
- Ornithopod (156)
- Chasmosaur (131)
- Allosaur (124)
- Dromaeosaur (118)
- Pterosaur (117)
- Hadrosaur (106)
- Stegosaur (105)
- Ankylosaur (95)
- Diplodocoid (93)
- Spinosaur (82)
- Ceratosaur (71)
- Centrosaur (66)
- Macronaria (basal) (64)
- Ankylosaurid (64)
- Plesiosaur (61)
- Theropod (basal) (55)
- Elephant (52)
- Invertebrate (52)
- Iguanodont (basal) (50)
- Fish (48)
- Bird (47)
- Reptile (other) (46)
- Ceratopsian (basal) (46)
- Pelycosaur (42)
- Pachycephalosaur (38)
- Mosasaur (32)
- Crocodile (29)
- Fictional (28)
- Ornithomimosaur (26)
- Nodosaur (26)
- Pliosaur (25)
- Cat (24)
- Oviraptorosaur (20)
- Ichthyosaur (20)
- Therizinosaur (19)
- Titanosaur (18)
- Therapsid (non-mammal) (18)
- Amphibian (15)
- Hominid (15)
- Prosauropod (12)
- Compsognathid (11)
- Trilobite (11)
- Ammonite (11)
- Troodont (10)