Emanuel Tschopp

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Diplodocidae are among the best known sauropod dinosaurs. Several species were described in the late 1800s or early 1900s from the Morrison Formation of North America. Since then, numerous additional specimens were recovered in the USA, Tanzania, Portugal, and Argentina, as well as possibly Spain, England, Georgia, Zimbabwe, and Asia. To date, the clade(More)
Ossified gastralia, clavicles and sternal ribs are known in a variety of reptilians, including dinosaurs. In sauropods, however, the identity of these bones is controversial. The peculiar shapes of these bones complicate their identification, which led to various differing interpretations in the past. Here we describe different elements from the chest(More)
High-quality scientific illustration is an important visualization tool for natural sciences. In paleontology, drawings help to guide the reader to important features of the fossils under study, and to remove irrelevant information or strong shadows that might obscure parts of photographs. Furthermore, drawings allow for the deformation of the fossils to be(More)