Taxonomy: $200m, the cost of finishing the animals
A paper in Trends in Ecology and Evolution estimates costs of naming the remaining 5.4 million animal species, based on costs of taxonomy in Brazil - $200 million. The taxonomic impediment is seen as the most significant barrier to progress Nature blog post quotes the NHM's Chris Lyal.../reference
Fernando Carbayo and Antonio C. Marques The costs of
describing the entire animal kingdomTrends in Ecology & Evolution, 07
February 2011 doi:10.1016/j.tree.2011.01.004