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Jean-Bernard Caron in the field at the Burgess Shale
Jean-Bernard Caron in the field at the Burgess Shale
Pikaia
Fossil of Pikaia gracilens (Syntype USNM PAL 57628)
Fossil of Pikaia gracilens (Syntype USNM PAL 57628)
Plate 20 of Walcott Cambrian Geology and Paleontology II (1911), by Charles Doolittle Walcott, showing fossils of Pikaia and Oesia
Plate 20 of Walcott Cambrian Geology and Paleontology II (1911), by Charles Doolittle Walcott, showing fossils of Pikaia and Oesia