https://geoscan.nrcan.gc.ca/starweb/geoscan/servlet.starweb?path=geoscan/fullf.web&search1=R=207713
Rechercher Märss, T; Rechercher Fredholm, D; Rechercher Talimaa, V; Rechercher Turner, S; Rechercher Jeppsson, L; Rechercher Nowlan, G
Elsevier BV, 1995
Improved vertebrate biozonal scheme is presented for the Silurian: boundaries of all zones have been revised; andnew zones Valyalepis crista in the Lower...
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