Skip to content
Thomson Reuters
ION
Navigation Bar
An indispensable tool for taxonomic and biodiversity researchers

A number of metrics have been derived from the coverage and indexing created for Zoological Record®. Suggestions for other metrics are welcome.

Total number of new taxa published since 1864

Numbers of new taxa described in the worldwide scientific literature and included in Zoological Record®. Currently Zoological Record® monitors over 5,000 international serials plus other non serial publications to gather information relating to the biology, research nomenclature and taxonomy of animals. Zoological Record® also individually records all taxonomic and nomenclatural acts from those publications.


Total New Names1,531,978
Total New Genera / Subgenera217,173
Total New Species / Subspecies1,211,066
Total Other New Names293,909
Total New Combinations270,922
Total New Synonyms289,593