10 record(s) found for principle investigator "Lenz, Alfred" (multi-year projects are grouped):
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Silurian graptolites of the Arctic Islands
Principal Investigator: Lenz, Alfred C.
Licenced Year(s): 1994 1993 1992 1991 1990 1989 1988
Summary: As part of a long-term study, the researcher will continue to collect fossil specimens of graptolites in rocks collected from northern Cornwallis Island and central Ellesmere Island. The researcher is investigating why some species became extinct over 415 million years ago while other species went through rapid changes....


Paleontological Research: Prairie Creek area South Nahanni region
Principal Investigator: Lenz, Alfred C.
Licenced Year(s): 1987
Summary: To carry out geological studies, collect rocks and fossils for ongoing paleontological research....


Licence #5092
Principal Investigator: Lenz, Alfred C.
Licenced Year(s): 1985
Summary: To collect geological (rock) samples for analysis and study upon return to the University....


Licence #4040
Principal Investigator: Lenz, Alfred C.
Licenced Year(s): 1984
Summary: To collect fossils for scientific study....


Licence #2660
Principal Investigator: Lenz, Alfred C.
Licenced Year(s): 1981
Summary: To collect fossils for future study, laboratory analysis and cataloguing....


Licence #2586
Principal Investigator: Lenz, Alfred C.
Licenced Year(s): 1980
Summary: To collect rock and fossil samples as part of an ongoing study of ancient plant and animal life....


Licence #2414
Principal Investigator: Lenz, Alfred C.
Licenced Year(s): 1979
Summary: To collect samples of graptolites and other fossils to better understand the geologic history of these regions....


Licence #2306
Principal Investigator: Lenz, Alfred C.
Licenced Year(s): 1978
Summary: To collect samples of graptolites in the rocks from the Cape Phillips Formation and from the Road River Formation to establish better dates for these rocks and obtain further understanding of their formation....


Licence #2198
Principal Investigator: Lenz, Alfred C.
Licenced Year(s): 1977
Summary: To collect rocks and fossils from surface outcroppings for further laboratory analysis....


Licence #1993
Principal Investigator: Lenz, Alfred C.
Licenced Year(s): 1976
Summary: To collect rocks and fossils....


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