<PAGE> PAGE 1
000 B000000 12/31/97
000 C000000 0000030160
000 D000000 N
000 E000000 NF
000 F000000 Y
000 G000000 N
000 H000000 N
000 I000000 3.0
000 J000000 U
001 A000000 DREYFUS MONEY MARKET INSTRUMENTS,INC.
001 B000000 811-2557
001 C000000 2129226775
002 A000000 200 PARK AVENUE
002 B000000 NEW YORK
002 C000000 NY
002 D010000 10166
003 000000 N
004 000000 N
005 000000 N
006 000000 N
007 A000000 Y
007 B000000 2
007 C010100 1
007 C020100 MONEY MARKET SERIES
007 C030100 N
007 C010200 2
007 C020200 GOVERNMENT SECURITIES SERIES
007 C030200 N
007 C010300 3
007 C010400 4
007 C010500 5
007 C010600 6
007 C010700 7
007 C010800 8
007 C010900 9
007 C011000 10
018 00AA00 Y
019 A00AA00 Y
019 B00AA00 151
019 C00AA00 DREYFUSFAM
020 C000001 0
020 C000002 0
020 C000003 0
020 C000004 0
020 C000005 0
020 C000006 0
020 C000007 0
020 C000008 0
020 C000009 0
020 C000010 0
021 000000 0
<PAGE> PAGE 2
022 A000001 UBS SECURITIES INC.
022 B000001 13-2932996
022 C000001 9736917
022 D000001 54903
022 A000002 BEAR, STEARNS & CO. INC.
022 B000002 13-3299429
022 C000002 8078504
022 D000002 0
022 A000003 AUBREY G. LANSTON & CO. INC.
022 B000003 13-5552129
022 C000003 6184466
022 D000003 24890
022 A000004 WOOD GUNDY CORP.
022 B000004 13-5494920
022 C000004 5974850
022 D000004 0
022 A000005 DAIWA SECURITIES AMERICA INC.
022 B000005 13-5680329
022 C000005 5953826
022 D000005 0
022 A000006 NIKKO SECURITIES CO. INTERNATIONAL, INC.
022 B000006 94-1302123
022 C000006 5900770
022 D000006 0
022 A000007 SANWA SECURITIES (USA). CO., L.P.
022 B000007 13-3046258
022 C000007 5020000
022 D000007 0
022 A000008 DONALDSON LUFKIN & JENRETTE SECURITIES
022 B000008 13-2741729
022 C000008 4537117
022 D000008 119173
022 A000009 SBC CAPITAL MARKETS, INC.
022 B000009 13-3498485
022 C000009 4186050
022 D000009 0
022 A000010 J.P. MORGAN SECURITIES INC.
022 B000010 13-3224016
022 C000010 3585912
022 D000010 0
023 C000000 70328970
023 D000000 67671344
066 A00AA00 N
067 00AA00 N
068 A00AA00 N
068 B00AA00 N
069 00AA00 N
077 A000000 Y
077 B000000 Y
080 A00AA00 VIGILANT INSURANCE COMPANY
080 B00AA00 NATIONAL UNION FIRE INSURANCE COMPANY
<PAGE> PAGE 3
080 C00AA00 125000
081 A00AA00 Y
081 B00AA00 171
082 A00AA00 N
082 B00AA00 0
083 A00AA00 N
083 B00AA00 0
084 A00AA00 N
084 B00AA00 0
085 A00AA00 Y
085 B00AA00 N
025 A000101 J.P. MORGAN SECURITIES, INC.
025 B000101 13-3224016
025 C000101 D
025 D000101 5921
025 A000102 UBS SECURITIES INC.
025 B000102 13-2932996
025 C000102 D
025 D000102 3999
025 A000103 DELETE
025 D000103 0
025 A000104 DELETE
025 D000104 0
025 D000105 0
025 D000106 0
025 D000107 0
025 D000108 0
028 A010100 35684
028 A020100 413
028 A030100 0
028 A040100 22386
028 B010100 21590
028 B020100 452
028 B030100 0
028 B040100 24934
028 C010100 20184
028 C020100 397
028 C030100 0
028 C040100 44170
028 D010100 18451
028 D020100 356
028 D030100 0
028 D040100 22103
028 E010100 20743
028 E020100 346
028 E030100 0
028 E040100 18411
028 F010100 30793
028 F020100 359
028 F030100 0
028 F040100 34480
<PAGE> PAGE 4
028 G010100 147445
028 G020100 2323
028 G030100 0
028 G040100 166484
028 H000100 0
062 A000100 Y
062 B000100 0.0
062 C000100 4.2
062 D000100 0.0
062 E000100 0.0
062 F000100 5.1
062 G000100 10.1
062 H000100 0.0
062 I000100 58.5
062 J000100 8.3
062 K000100 0.0
062 L000100 17.7
062 M000100 0.0
062 N000100 0.0
062 O000100 0.0
062 P000100 0.0
062 Q000100 0.0
062 R000100 0.0
063 A000100 45
063 B000100 0.0
064 A000100 Y
064 B000100 N
071 A000100 0
071 B000100 0
071 C000100 0
071 D000100 0
072 A000100 12
072 B000100 7369
072 C000100 0
072 D000100 0
072 E000100 0
072 F000100 650
072 G000100 0
072 H000100 0
072 I000100 546
072 J000100 30
072 K000100 0
072 L000100 10
072 M000100 18
072 N000100 34
072 O000100 1
072 P000100 0
072 Q000100 0
072 R000100 15
072 S000100 1
072 T000100 0
<PAGE> PAGE 5
072 U000100 0
072 V000100 0
072 W000100 6
072 X000100 1311
072 Y000100 0
072 Z000100 6058
072AA000100 0
072BB000100 4
072CC010100 0
072CC020100 0
072DD010100 6057
072DD020100 0
072EE000100 0
073 A010100 0.0466
073 A020100 0.0000
073 B000100 0.0000
073 C000100 0.0000
074 A000100 115
074 B000100 0
074 C000100 123358
074 D000100 0
074 E000100 0
074 F000100 0
074 G000100 0
074 H000100 0
074 I000100 0
074 J000100 0
074 K000100 0
074 L000100 419
074 M000100 24
074 N000100 123916
074 O000100 5000
074 P000100 82
074 Q000100 0
074 R010100 0
074 R020100 0
074 R030100 0
074 R040100 67
074 S000100 0
074 T000100 118767
074 U010100 118773
074 U020100 0
074 V010100 1.00
074 V020100 0.00
074 W000100 1.0000
074 X000100 5487
074 Y000100 0
075 A000100 129956
075 B000100 0
076 000100 0.00
025 A000201 WOOD GUNDY CORP.
<PAGE> PAGE 6
025 B000201 13-5494920
025 C000201 D
025 D000201 45000
025 A000202 DONALDSON LUFKIN & JENRETTE SECURITIES
025 B000202 13-2741729
025 C000202 D
025 D000202 45000
025 A000203 UBS SECURITIES INC.
025 B000203 13-2932996
025 C000203 D
025 D000203 45000
025 A000204 DELETE
025 D000204 0
025 D000205 0
025 D000206 0
025 D000207 0
025 D000208 0
028 A010200 98368
028 A020200 1063
028 A030200 0
028 A040200 120837
028 B010200 110817
028 B020200 1092
028 B030200 0
028 B040200 93590
028 C010200 71730
028 C020200 1010
028 C030200 0
028 C040200 105389
028 D010200 93176
028 D020200 1021
028 D030200 0
028 D040200 96888
028 E010200 83587
028 E020200 1010
028 E030200 0
028 E040200 83455
028 F010200 74101
028 F020200 1018
028 F030200 0
028 F040200 96152
028 G010200 531779
028 G020200 6214
028 G030200 0
028 G040200 596311
028 H000200 0
062 A000200 Y
062 B000200 55.7
062 C000200 0.0
062 D000200 42.8
062 E000200 0.0
<PAGE> PAGE 7
062 F000200 0.0
062 G000200 0.0
062 H000200 0.0
062 I000200 0.0
062 J000200 0.0
062 K000200 0.0
062 L000200 0.0
062 M000200 0.0
062 N000200 0.0
062 O000200 0.0
062 P000200 0.0
062 Q000200 0.0
062 R000200 0.0
063 A000200 84
063 B000200 0.0
064 A000200 Y
064 B000200 N
071 A000200 0
071 B000200 0
071 C000200 0
071 D000200 0
072 A000200 12
072 B000200 23406
072 C000200 0
072 D000200 0
072 E000200 0
072 F000200 2132
072 G000200 0
072 H000200 0
072 I000200 1210
072 J000200 105
072 K000200 0
072 L000200 33
072 M000200 59
072 N000200 31
072 O000200 1
072 P000200 0
072 Q000200 0
072 R000200 48
072 S000200 11
072 T000200 0
072 U000200 0
072 V000200 0
072 W000200 78
072 X000200 3708
072 Y000200 0
072 Z000200 19697
072AA000200 10
072BB000200 3
072CC010200 0
072CC020200 0
<PAGE> PAGE 8
072DD010200 19697
072DD020200 0
072EE000200 0
073 A010200 0.0462
073 A020200 0.0000
073 B000200 0.0000
073 C000200 0.0000
074 A000200 2209
074 B000200 162908
074 C000200 212341
074 D000200 0
074 E000200 0
074 F000200 0
074 G000200 0
074 H000200 0
074 I000200 0
074 J000200 0
074 K000200 0
074 L000200 3969
074 M000200 26
074 N000200 381453
074 O000200 0
074 P000200 245
074 Q000200 0
074 R010200 0
074 R020200 0
074 R030200 0
074 R040200 216
074 S000200 0
074 T000200 380992
074 U010200 380992
074 U020200 0
074 V010200 1.00
074 V020200 0.00
074 W000200 1.0000
074 X000200 12029
074 Y000200 0
075 A000200 426479
075 B000200 0
076 000200 0.00
SIGNATURE MICHAEL PETRUCELLI
TITLE ASSISTANT TREASURER
<TABLE> <S> <C>
<ARTICLE> 6
<CIK> 0000030160
<NAME> DREYFUS MONEY MARKET INSTRUMENTS, INC.
<SERIES>
<NUMBER> 002
<NAME> GOVERNMENT SECURITIES SERIES
<MULTIPLIER> 1000
<S> <C>
<PERIOD-TYPE> YEAR
<FISCAL-YEAR-END> DEC-31-1997
<PERIOD-END> DEC-31-1997
<INVESTMENTS-AT-COST> 375249
<INVESTMENTS-AT-VALUE> 375249
<RECEIVABLES> 3969
<ASSETS-OTHER> 2235
<OTHER-ITEMS-ASSETS> 0
<TOTAL-ASSETS> 381453
<PAYABLE-FOR-SECURITIES> 0
<SENIOR-LONG-TERM-DEBT> 0
<OTHER-ITEMS-LIABILITIES> 461
<TOTAL-LIABILITIES> 461
<SENIOR-EQUITY> 0
<PAID-IN-CAPITAL-COMMON> 380992
<SHARES-COMMON-STOCK> 380992
<SHARES-COMMON-PRIOR> 441776
<ACCUMULATED-NII-CURRENT> 0
<OVERDISTRIBUTION-NII> 0
<ACCUMULATED-NET-GAINS> (247)
<OVERDISTRIBUTION-GAINS> 0
<ACCUM-APPREC-OR-DEPREC> 0
<NET-ASSETS> 380992
<DIVIDEND-INCOME> 0
<INTEREST-INCOME> 23406
<OTHER-INCOME> 0
<EXPENSES-NET> 3708
<NET-INVESTMENT-INCOME> 19697
<REALIZED-GAINS-CURRENT> 7
<APPREC-INCREASE-CURRENT> 0
<NET-CHANGE-FROM-OPS> 19704
<EQUALIZATION> 0
<DISTRIBUTIONS-OF-INCOME> (19697)
<DISTRIBUTIONS-OF-GAINS> 0
<DISTRIBUTIONS-OTHER> 0
<NUMBER-OF-SHARES-SOLD> 1411480
<NUMBER-OF-SHARES-REDEEMED> (1484885)
<SHARES-REINVESTED> 12622
<NET-CHANGE-IN-ASSETS> (60776)
<ACCUMULATED-NII-PRIOR> 0
<ACCUMULATED-GAINS-PRIOR> (7)
<OVERDISTRIB-NII-PRIOR> 0
<OVERDIST-NET-GAINS-PRIOR> 0
<GROSS-ADVISORY-FEES> 2132
<INTEREST-EXPENSE> 0
<GROSS-EXPENSE> 3708
<AVERAGE-NET-ASSETS> 426479
<PER-SHARE-NAV-BEGIN> 1.00
<PER-SHARE-NII> .046
<PER-SHARE-GAIN-APPREC> 0
<PER-SHARE-DIVIDEND> (.046)
<PER-SHARE-DISTRIBUTIONS> 0
<RETURNS-OF-CAPITAL> 0
<PER-SHARE-NAV-END> 1.0
<EXPENSE-RATIO> .009
<AVG-DEBT-OUTSTANDING> 0
<AVG-DEBT-PER-SHARE> 0
</TABLE>
<TABLE> <S> <C>
<ARTICLE> 6
<CIK> 0000030160
<NAME> DREYFUS MONEY MARKET INSTRUMENTS, INC.
<SERIES>
<NUMBER> 001
<NAME> MONEY MARKET SERIES
<MULTIPLIER> 1000
<S> <C>
<PERIOD-TYPE> YEAR
<FISCAL-YEAR-END> DEC-31-1997
<PERIOD-END> DEC-31-1997
<INVESTMENTS-AT-COST> 123358
<INVESTMENTS-AT-VALUE> 123358
<RECEIVABLES> 419
<ASSETS-OTHER> 139
<OTHER-ITEMS-ASSETS> 0
<TOTAL-ASSETS> 123916
<PAYABLE-FOR-SECURITIES> 5000
<SENIOR-LONG-TERM-DEBT> 0
<OTHER-ITEMS-LIABILITIES> 149
<TOTAL-LIABILITIES> 5149
<SENIOR-EQUITY> 0
<PAID-IN-CAPITAL-COMMON> 118789
<SHARES-COMMON-STOCK> 118773
<SHARES-COMMON-PRIOR> 129346
<ACCUMULATED-NII-CURRENT> 0
<OVERDISTRIBUTION-NII> 0
<ACCUMULATED-NET-GAINS> (22)
<OVERDISTRIBUTION-GAINS> 0
<ACCUM-APPREC-OR-DEPREC> 0
<NET-ASSETS> 118767
<DIVIDEND-INCOME> 0
<INTEREST-INCOME> 7369
<OTHER-INCOME> 0
<EXPENSES-NET> 1311
<NET-INVESTMENT-INCOME> 6057
<REALIZED-GAINS-CURRENT> (4)
<APPREC-INCREASE-CURRENT> 0
<NET-CHANGE-FROM-OPS> 6054
<EQUALIZATION> 0
<DISTRIBUTIONS-OF-INCOME> (6057)
<DISTRIBUTIONS-OF-GAINS> 0
<DISTRIBUTIONS-OTHER> 0
<NUMBER-OF-SHARES-SOLD> 301641
<NUMBER-OF-SHARES-REDEEMED> (316689)
<SHARES-REINVESTED> 4475
<NET-CHANGE-IN-ASSETS> (10577)
<ACCUMULATED-NII-PRIOR> 0
<ACCUMULATED-GAINS-PRIOR> (18)
<OVERDISTRIB-NII-PRIOR> 0
<OVERDIST-NET-GAINS-PRIOR> 0
<GROSS-ADVISORY-FEES> 650
<INTEREST-EXPENSE> 0
<GROSS-EXPENSE> 1311
<AVERAGE-NET-ASSETS> 129956
<PER-SHARE-NAV-BEGIN> 1.0
<PER-SHARE-NII> .047
<PER-SHARE-GAIN-APPREC> 0
<PER-SHARE-DIVIDEND> (.470)
<PER-SHARE-DISTRIBUTIONS> 0
<RETURNS-OF-CAPITAL> 0
<PER-SHARE-NAV-END> 1.0
<EXPENSE-RATIO> .010
<AVG-DEBT-OUTSTANDING> 0
<AVG-DEBT-PER-SHARE> 0
</TABLE>