A monograph of the foraminiferal family Nonionidae,
Cushman, Joseph A. 1881-1949.
A monograph of the foraminiferal family Nonionidae, by Joseph A. Cushman. - Washington, U.S. Govt. Print. Off., 1939. - 100 p. 20 pl. on 10 l. 29 cm.
At head of title: United States Dept. of the Interior ... Geological Survey.
Includes references.
gs 39000145
Nonionidae
QE75 / .P9 no. 191
557.3
A monograph of the foraminiferal family Nonionidae, by Joseph A. Cushman. - Washington, U.S. Govt. Print. Off., 1939. - 100 p. 20 pl. on 10 l. 29 cm.
At head of title: United States Dept. of the Interior ... Geological Survey.
Includes references.
gs 39000145
Nonionidae
QE75 / .P9 no. 191
557.3