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000 B000000 12/31/97
000 C000000 0000779128
000 D000000 N
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001 A000000 DREYFUS 100% U.S. TREASURY MONEY MARKET FUND
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022 A000001 SBC CAPITAL MARKETS, INC.
022 B000001 13-3498485
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022 A000002 BARCLAYS DE ZOETE WEDD SECURITIES, INC.
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022 A000003 DONALDSON, LUFKIN & JENRETTE SECURITIES CORP.
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022 C000003 616829
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022 A000004 THE NIKKO SECURITIES CO. INTERNATIONAL, INC.
022 B000004 94-1302123
<PAGE> PAGE 2
022 C000004 734045
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022 A000005 UBS SECURITIES INC.
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022 A000006 AUBREY G. LANSTON & CO. INC.
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<PAGE> PAGE 3
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<PAGE> PAGE 4
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<PAGE> PAGE 5
077 A000000 Y
077 B000000 Y
080 A000000 NATIONAL UNION FIRE INS. CO. OF PITTSBURG, PA
080 B000000 VIGILANT INSURANCE COMPANY
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SIGNATURE MICHAEL PETRUCELLI
TITLE ASSISTANT TREASURER
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<NAME> DREYFUS 100% U.S. TREASURY MONEY MARKET FUND
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