Publication Date: 1970
Seller: Literaturhökerei Wiese, Hardegsen, Germany
Journal of Paleontology 44: 558-574 8vo, offprint.
Publication Date: 1968
Seller: Literaturhökerei Wiese, Hardegsen, Germany
Journal of Paleontology 42: 584-598 8vo, offprint.
Publication Date: 1970
Seller: Literaturhökerei Wiese, Hardegsen, Germany
Journal of Paleontology 43: 568-588 8vo, offprint.
Publication Date: 1973
Seller: Literaturhökerei Wiese, Hardegsen, Germany
Journal of Paleontology 47: 715-759 8vo, offprint.
Publication Date: 1970
Seller: Literaturhökerei Wiese, Hardegsen, Germany
Phycologia 9: 157-174 8vo, offprint.
Publication Date: 1971
Seller: Literaturhökerei Wiese, Hardegsen, Germany
Phycologia 10: 315-339 8vo, offprint.
Publication Date: 1966
Seller: Literaturhökerei Wiese, Hardegsen, Germany
Phycologia 5: 81-216 8vo, paperback.