Southeastern Shrew 
129 
Table 1. Number of sites sampled, frequency expressed as percentage of sites 
where at least one Sorex longirostris was collected, and number of 
individuals of S. longirostris captured in each habitat type and province. 
Meadow 
Forest 
610 m or below 
Field 
Field-forest edge 
Mixed 
Hardwood 
Total 
Coastal Plain 
No. sites 
13 
5 
11 
6 
35 
Frequency 
23.1 
60.0 
45.5 
33.3 
37.1 
No. individuals 
Piedmont 
12 
4 
10 
4 
30 
No. sites 
4 
10 
3 
0 
17 
Frequency 
75.0 
60.0 
66.6 
0 
65.0 
No. individuals 
Blue Ridge 
9 
15 
4 
0 
28 
No. sites 
4 
4 
0 
2 
10 
Frequency 
50.0 
25.0 
0 
50.0 
40.0 
No. individuals 
Ridge and Valley 
6 
1 
0 
1 
8 
No. sites 
18.5 
17 
1 
8.5 
45 
Frequency 
10.8 
17.6 
0 
0 
11.1 
No. individuals 
4 
3 
0 
0 
7 
Total no. sites 
39.5 
36 
15 
16.5 
107 
Overall frequency 
25.3 
36.1 
43.8 
18.2 
32.7 
Total no. individuals 
31 
23 
14 
5 
73 
Above 610 m 
No. sites 
3 
3 
16 
11 
33 
No. captures 
0 
0 
0 
0 
0 
New River lowlands, but seems to have made no further penetration. 
Through the James or Roanoke gaps it has reached the head of the 
Maury River watershed at Vesuvius, but has not been found at all in the 
main valley of the James (including Cowpasture and Jackson rivers and 
Craig and Catawba creeks). Similarly, it has been found a little way up 
the South Fork of the Shenandoah River from Chester and Manassas 
gaps, but it is unknown in the broad expanses of the Potomac and 
lower Shenandoah valleys west of the Blue Ridge. 
Can it be that the invasion of the Valley of Virginia by S. 
longirostris is relatively recent, and that what we see are merely the 
early stages of its occupation of habitat suitable for it but too low for S. 
cinereusl Or, has S. cinereus , which undoubtedly occupied the whole 
area during the Pleistocene, only recently withdrawn or begun to 
