Recent evidence for the age of the Hagshaw Hills Silurian Inlier, Lanarkshire
- W. D. Ian Rolfe, M. Fritz
- GeologyScottish Journal of Geology
- 1 May 1966
Synopsis A graptolite fauna discovered in the basal beds of the Hagshaw Hills Inlier suggests an Upper Valentian age. Fragments of stromatoporoid and bryozoan colonies found in the hitherto…
Bryozoa, Mainly Trepostomata, from the Ottawa formation, middle Ordovician, of the Ottawa - St Lawrence Lowland
- M. Fritz
- Environmental Science
- 1957
Upper Devonian Bryozoa from New Mexico
- M. Fritz
- Geology
- 1944
A bryozoan fauna recently discovered in the San Andres Mountains, Sacramento Mountains, and the Mimbres Range of New Mexico includes 10 new species and three unnamed species. The strata containing it…
Diplotrypa schucherti, a new bryozoan species from the Long Point Formation (Ordovician), western Newfoundland
- M. Fritz
- Geology
- 1 November 1966
Schuchert and Dunbar (1934) described from a small reef in the Long Point Formation (Middle Ordovician) of western Newfoundland a massive colonial organism, 3 feet in diameter, which the authors…
Devonian fossil zones in wells from southwestern Ontario
- M. Fritz
- Geology
- 1939
A systematic study of the cuttings from a number of oil and gas wells located in southwestern Ontario has led to the establishment of a number of reliable horizons based upon microfossils. Graphs…
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