Yazar
r b rickards
7 cilt bulundu.
International Paleontological Association. Graptolite Working Group. International Conference, C. P. Hughes, R. B. Rickards · Blackwell Scientific Publications
283 sayfa · 1986
Graptolites / Congresses / Palaeontology / Stratigraphy / Paleoecology
R. B. Rickards · British Museum (Natural History)
120 sayfa · 1977
Evolution / Graptolites / Paleontology
R. B. Rickards · Association of Australasian Palaeontologists
68 sayfa · 1995
Graptolites / Paleontology
Leonard Robert Morrison Cocks, L. Robin M. Cocks, C. H. Holland, R. B. Rickards · Geological Society
32 sayfa · 1992
Geology / Geology, Stratigraphic / Stratigraphic Geology / Stratigraphy / Science
Oliver Meredith Boone Bulman, R. B. Rickards, D. E. Jackson, C. P. Hughes · Palaeontological Association
260 sayfa · 1974
Graptolites