American species of Operculina and Heterostegina and their faunal relations
| Main Author: | Cushman, Joseph A. 1881-1949, |
|---|---|
| Other Authors: | Geological Survey (U.S.), |
| Format: | eBook |
| Language: | English |
| Published: |
[Washington] :
[Department of the Interior, United States Geological Survey],
[1921]
[Government Printing Office] |
| Physical Description: |
1 online resource (27 unnumbered pages) : illustrations. |
| Series: |
Professional paper (Geological Survey (U.S.)) ;
no. 128-E. Shorter contributions to general geology ; 1920. |
| Subjects: | |
| Online Access: |
http://purl.fdlp.gov/GPO/gpo79565 http://pubs.er.usgs.gov/publication/pp128E Connect to online version https://pubs.usgs.gov/pp/0128e/report.pdf |