The Yale Peabody Museum’s collection of invertebrate fossils is one of
largest in the United States, in volume and in geographic, stratigraphic and
taxonomic representation. The holdings of the Division of Invertebrate
Paleontology represent more than 350,000 specimen lots, approximately 4 million
individuals. A total of 35,000 are type specimens; about 4,500 are the basis of
new species descriptions. Over 300,000 specimen lots are available in the online
specimen index; all known type specimens are included.
Strengths of the collections include Early Paleozoic faunas from Maritime Canada and the Appalachians, Late Paleozoic faunas from the Mid-Continent and Western North America, and Mesozoic mollusks from the western interior of the United States. Among the Division’s notable collections are:
An archive of correspondence, field notes, maps, stratigraphic sections,
photographs and publications documents the collections’ acquisition, use and
provenance. The Division of Invertebrate Paleontology shares a large library
with the Division of Invertebrate Zoology to facilitate research at the
The Yale Peabody Museum’s collections are available to legitimate researchers for scholarly use. Loans are issued to responsible individuals at established institutions. Loans and access to the collection can be arranged through the Collections Manager.