Layer Estimates:

Layer: GridLand (ID:0)
Count: 528
Extent:

XMin: -179.9999999999
YMin: -89.9999999999
XMax: 180.0000000001
YMax: 83.6185252205626
Spatial Reference: 4326 (4326)

Layer: GridOceans (ID:1)
Count: 536
Extent:

XMin: -179.9999999999
YMin: -85.1956122550015
XMax: 180.0000000001
YMax: 89.9999999155637
Spatial Reference: 4326 (4326)