Shelly microfossils near the Precambrian–Cambrian boundary, Mackenzie Mountains, northwestern Canada

Treatise on Invertebrate Paleontology

1950 • 3,732 citations

EVOLUTIONARY AND ECOLOGIC SIGNIFICANCE OF OXYGEN‐DEFICIENT MARINE BASINS

1971 • 567 citations

Treatise on Invertebrate Paleontology

1965 • 399 citations

Small shelly fossils of late Precambrian and early Cambrian age: a review of recent work

1975 • 153 citations

Ideas on the timing of metazoan diversification

1976 • 46 citations

The Precambrian—Cambrian boundary: A symposium

1975 • 36 citations

Marine faunas and lower Cambrian stratigraphy

1970 • 24 citations

BLOCK DESIGNS

1968 • 7 citations