Catalog of Type Specimens of Recent Caudata and Gymnophiona in the National Museum of Natural History, Smithsonian Institution

The known type specimens of Caudata and Gymnophiona in the collection of the Division of Amphibians and Reptiles, National Museum of Natural History, Smithsonian Institution, published through 2021, represent 288 names of taxa. The list is arranged alphabetically by family within Caudata and Gymnophiona and alphabetically by genus and species, as described originally within family. Each entry provides both original and current accepted genus and species names, author(s), date of publication, abbreviated type citation, page of original description, current type status, USNM (U.S. National Museum) catalog number, number of specimens, locality, collector, and date collected. Also included for each taxon are the published type locality; type material at other institutions; an etymology; and remarks on corrections or additional data for original type records, changes in type status, and information pertaining to lost, exchanged, or destroyed specimens. An index of scientific names follows the catalog.