Paleobiology of climactichnites, an enigmatic Late Cambrian fossil - Yochelson, Ellis León 1928-; Fedonkin, Mikhail Aleksandrovich (Washington : Smithsonian Institution Press, 1993)
En : Smithsonian contributions to paleobiology. -- Washington : Smithsonian Institution Press, 1969- . no. 74 (1993).
Keywords: PALEONTOLOGIA -- CAMBRICO