@article{263552, recid = {263552}, author = {Carey, Mary Alice.}, title = {Foraminifers from the upper part of the Lewis Shale (Upper Cretaceous) near Durango, Colorado [microform] /}, publisher = {U.S. Geological Survey,}, address = {[Denver, Colo.] :}, pages = {30 leaves :}, year = {1990}, note = {Cover title.}, url = {http://library.usi.edu/record/263552}, }