EXHIBIT
32.1
CERTIFICATION
PURSUANT
TO
18
U.S.C. SECTION 1350,
AS
ADOPTED PURSUANT TO
SECTION
906 OF THE SARBANES-OXLEY ACT OF 2002
In
connection with the Annual Report on Form 10-K of St. Mary Land &
Exploration Company (the “Company”) for the fiscal year ended December 31, 2005
as filed with the Securities and Exchange Commission on the date hereof (the
“Report”), Mark A. Hellerstein, as Chief Executive Officer of the Company, and
David W. Honeyfield, as Vice President - Chief Financial Officer of the Company,
each hereby certifies, pursuant to and solely for the purpose of 18 U.S.C.
§ 1350, as adopted pursuant to § 906 of the Sarbanes-Oxley Act of 2002, to
the best of his knowledge and belief, that:
(1) The
Report fully complies with the requirements of section 13(a) or 15(d) of the
Securities Exchange Act of 1934 (15 U.S.C. 78m or 78o(d)); and
(2) The
information contained in the Report fairly presents, in all material respects,
the financial condition and results of operations of the Company.
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/s/ MARK
A.
HELLERSTEIN |
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Mark A. Hellerstein
Chief
Executive Officer
February
23, 2006
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/s/ DAVID
W.
HONEYFIELD |
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David
W. Honeyfield
Vice
President - Chief Financial Officer
February
23, 2006
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