TY - JOUR ID - 146118081 TI - Contributions to canadian paleontology : fossils of the Ordovician Red river formation (Cat Head Member), Manitoba. Part I : palynomorphs. Part II : cephalopods. Part III : sponges. Bulletin 202, 1971 AU - McGREGOR, D. C. AU - CRAMER, F. H. AU - FLOWER, Rousseau H. AU - Rigby, J. Keith PY - 1971 DB - UniCat UR - https://www.unicat.be/uniCat?func=search&query=sysid:146118081 AB - ER -