This article presents a dataset of mesiodistal and buccolingual crown measurements from 712 deciduous incisors, canines, and molars belonging to 52 Spanish children from the Ratón Pérez Collection. This collection housed at the National Research Center on Human Evolution (CENIEH, for its acronym in Spanish) in Burgos, Spain, constitutes one of the most valuable citizen science initiatives on the international stage. The dataset offered in this article is unusual and especially valuable because i...

The evolution of tooth size and shape offers an essential window into our evolution, adaptations (dietary and otherwise), and ontogeny. For the symposium "Little teeth, big picture: contributions of deciduous dentitions across biological anthropology" we discuss variation in the deciduous molars, providing an overview of the fossil record and then conducting a comparative analysis with modern human deciduous teeth from the Ratón Pérez collection. Fossil evidence suggests that in early homin...