INHS:MAMMALS
102 C.O. Mohr 1947-04-04
United States, Illinois, Mason, Havana
INHS:MAMMALS
1024 R. B. Chiasson 1949-10-08
United States, Illinois, Mason, National Wildlife Preserve, 5 mi NE Havana
INHS:MAMMALS
120 1907-10-30
United States, Illinois, Mason
INHS:MAMMALS
135 D.H. Thompson 1942-07-15
United States, Illinois, Mason, Bath
INHS:MAMMALS
Lasiurus borealis \N borealis
1508 W. H. Elder 1941-10-04
United States, Illinois, Mason, Havana
INHS:MAMMALS
1556 I. L. Firschein (coll. Jack Tiner) 1948-00-00
United States, Illinois, Mason, Havana
INHS:MAMMALS
1675 Louis G. Brown 1940-00-00
United States, Illinois, Mason, Havana
INHS:MAMMALS
Vulpes vulpes \N fulva
175 1935-12-31
United States, Illinois, Mason, Bath
INHS:MAMMALS
1879 R. T. Bell 1951-09-29
United States, Illinois, Mason, 3 mi S Forest City
INHS:MAMMALS
1950 C. A. McLaughlin (coll. D. F. Hoffmeister) 1949-07-19
United States, Illinois, Mason, 6 mi W, 1 mi S Forest City
INHS:MAMMALS
Peromyscus maniculatus \N bairdii
2119 C. A. McLaughlin 1949-07-19
United States, Illinois, Mason, 3.5 mi N, 2 mi E Havana
INHS:MAMMALS
24477 ML Allen 2023-05-05
United States, Illinois, Mason
INHS:MAMMALS
24884 ML Allen 2023-06-07
United States, Illinois, Mason
INHS:MAMMALS
Peromyscus leucopus \N noveboracensis
2495 J. H. Gilford 1951-10-26
United States, Illinois, Mason, Refuge house, 13.5 mi SW Havana
INHS:MAMMALS
Peromyscus leucopus \N noveboracensis
2496 J. H. Gilford 1951-10-26
United States, Illinois, Mason, Refuge house, 13.5 mi SW Havana
INHS:MAMMALS
Peromyscus leucopus \N noveboracensis
2497 J. H. Gilford 1951-10-27
United States, Illinois, Mason, Refuge house, 13.5 mi SW Havana
INHS:MAMMALS
Peromyscus leucopus \N noveboracensis
2498 J. H. Gilford 1951-10-27
United States, Illinois, Mason, Refuge house, 13.5 mi SW Havana
INHS:MAMMALS
Peromyscus leucopus \N noveboracensis
2499 E. J. Huggins 1949-11-06
United States, Illinois, Mason, I. N. H. S. Lab, 5 mi NE Havana
INHS:MAMMALS
Peromyscus leucopus \N noveboracensis
2500 E. J. Huggins 1949-11-06
United States, Illinois, Mason, I. N. H. S. Lab, 5 mi NE Havana
INHS:MAMMALS
Peromyscus leucopus \N noveboracensis
2501 E. J. Huggins 1949-11-06
United States, Illinois, Mason, I. N. H. S. Lab, 5 mi NE Havana
INHS:MAMMALS
Peromyscus leucopus \N noveboracensis
2502 D. F. Hoffmeister 1949-07-19
United States, Illinois, Mason, 7 mi W, 1 mi S Forest City
INHS:MAMMALS
Peromyscus leucopus \N noveboracensis
2503 Wm. Robertson 1949-07-19
United States, Illinois, Mason, 3.5 mi N, 2 mi E Havana
INHS:MAMMALS
Peromyscus leucopus \N noveboracensis
2504 Wm. Robertson 1949-07-19
United States, Illinois, Mason, 3.5 mi N, 2 mi E Havana
INHS:MAMMALS
Peromyscus leucopus \N noveboracensis
2505 D. F. Hoffmeister 1949-07-17
United States, Illinois, Mason, 3.5 mi N, 2 mi E Havana
INHS:MAMMALS
Peromyscus leucopus \N noveboracensis
2506 D. F. Hoffmeister 1949-07-17
United States, Illinois, Mason, 3.5 mi N, 2 mi E Havana
INHS:MAMMALS
Peromyscus leucopus \N noveboracensis
2507 D. F. Hoffmeister 1949-07-17
United States, Illinois, Mason, 3.5 mi N, 2 mi E Havana
INHS:MAMMALS
25118 ML Allen 2023-06-09
United States, Illinois, Mason
INHS:MAMMALS
25119 ML Allen 2023-06-09
United States, Illinois, Mason
INHS:MAMMALS
25120 ML Allen 2023-06-09
United States, Illinois, Mason
INHS:MAMMALS
Synaptomys cooperi \N gossii
2758 E. J. Huggins 1949-11-06
United States, Illinois, Mason, Illinois Natural History Survey Laboratory, 5 mi NE Havana
INHS:MAMMALS
294 F.E. Wood 1907-10-30
United States, Illinois, Mason, Quiver Township
INHS:MAMMALS
295 F.E. Wood 1907-10-31
United States, Illinois, Mason, Quiver Township
INHS:MAMMALS
Microtus ochrogaster \N ochrogaster
3079 D. F. Hoffmeister 1949-07-19
United States, Illinois, Mason, 3.5 mi N, 2 mi E Havana
INHS:MAMMALS
Microtus ochrogaster \N ochrogaster
3080 D. F. Hoffmeister 1949-07-19
United States, Illinois, Mason, 3.5 mi N, 2 mi E Havana
INHS:MAMMALS
Microtus ochrogaster \N ochrogaster
3081 E. J. Huggins 1949-11-06
United States, Illinois, Mason, Illinois Natural History Survey Laboratory, 5 mi NE Havana
INHS:MAMMALS
Microtus ochrogaster \N ochrogaster
3082 E. J. Huggins 1949-11-06
United States, Illinois, Mason, Illinois Natural History Survey Laboratory, 5 mi NE Havana
INHS:MAMMALS
3202 J. H. Gilford 1951-10-27
United States, Illinois, Mason, Refuge house, 13.5 mi SW Havana
INHS:MAMMALS
3268 E. J. Huggins 1949-11-06
United States, Illinois, Mason, room of Illinois Natural History Survey Laboratory, 5 mi NE Havana
INHS:MAMMALS
Peromyscus leucopus \N noveboracensis
332 C.O. Mohr 1941-01-03
United States, Illinois, Mason, Havana
INHS:MAMMALS
577 P.W. Smith, D.M. Smith & A.A. Smith 1954-04-25
United States, Illinois, Mason, Mason County State Forest
INHS:MAMMALS
586 Jim Jordan
United States, Illinois, Mason, Mason County State Forest
INHS:MAMMALS
Lasiurus borealis \N borealis
7160 Black 1935-05-00
United States, Illinois, Mason, Forest City
INHS:MAMMALS
Reithrodontomys megalotis \N dychei
7546 John Neil Jensen 1965-11-13
United States, Illinois, Mason, 4 mi S Easton
INHS:MAMMALS
Reithrodontomys megalotis \N dychei
7547 John Neil Jensen 1965-11-13
United States, Illinois, Mason, 4 mi S Easton
INHS:MAMMALS
Reithrodontomys megalotis \N dychei
7818 W. Shake 1965-01-23
United States, Illinois, Mason, 3 mi NE Havana
INHS:MAMMALS
8780 D. F. Hoffmeister 1969-10-26
United States, Illinois, Mason, 4 mi NNE Havana
INHS:MAMMALS
Geomys bursarius \N illinocensis
8798 Patrick Shields 1969-10-26
United States, Illinois, Mason, 4 mi NNE Havana
INHS:MAMMALS
Reithrodontomys megalotis \N dychei
8799 R. E. Wrigley 1969-10-26
United States, Illinois, Mason, 4 mi NNE Havana
INHS:MAMMALS
Reithrodontomys megalotis \N dychei
8800 R. E. Wrigley 1969-10-26
United States, Illinois, Mason, 4 mi NNE Havana