https://geoscan.nrcan.gc.ca/starweb/nrcanphoto/servlet.starweb?path=nrcanphoto/nrcanphotofastlink_f.web&search1=R=59281
Natural Resources Canada, 8 octobre 2014
Dafoe, L T, Large Diplocraterion (Di) cross-cutting partially burrowed and partially laminated sediments with Helminthopsis (He), Asterosoma (As) and...
Photographie