Layer Estimates:

Layer: southern Rockies (ID:0)
Count: 3985
Extent:

XMin: -111.448113388922
YMin: 35.3250000023483
XMax: -104.575000001349
YMax: 45.3679239779093
Spatial Reference: 104199 (104199)

Layer: northern Rockies (ID:1)
Count: 10719
Extent:

XMin: -125.088801285651
YMin: 41.8989372954199
XMax: -103.708333334316
YMax: 52.0038567718726
Spatial Reference: 104199 (104199)

Layer: Great Basin (ID:2)
Count: 7097
Extent:

XMin: -122.369256466213
YMin: 34.0132731143628
XMax: -111.428364017785
YMax: 47.3334432840804
Spatial Reference: 104199 (104199)

Layer: Colorado Plateau (ID:3)
Count: 3277
Extent:

XMin: -113.586812338319
YMin: 33.4583333355151
XMax: -105.34439356591
YMax: 42.645597019387
Spatial Reference: 104199 (104199)