Douglass, Raymond C.
Morphologic studies of fusulinids from the lower Permian of west Pakistan / by Raymond C. Douglass. -- Washington : United States Government Printing Office, 1970 - 11 p., [7] h. de lam. -- (Geological Survey Professional Paper ; 643-G).
Foraminíferos fósiles
Pakistan
563.12(549)
Morphologic studies of fusulinids from the lower Permian of west Pakistan / by Raymond C. Douglass. -- Washington : United States Government Printing Office, 1970 - 11 p., [7] h. de lam. -- (Geological Survey Professional Paper ; 643-G).
Foraminíferos fósiles
Pakistan
563.12(549)