Dinosaur species across the data-set

• Total number of species is 562 in 451 genera, for an average of 1.25 species per genera.

• 381 genera (85%) are monospecific.

• 46 genera have two species, 17 genera have three.

• Only seven genera have more than three species:

  • Camarasaurus, Cetiosaurus, Chasmosaurus, Edmontonia (4 species)
  • Iguanodon, Mamenchisaurus (7 species)
  • Psittacosaurus (8 species)

• ... And some of these are now squashed (Cetiosaurus).

Notes: