The
foraminiferal genus Orbitolina in North America
a study of the genus Orbitolina, its type species, morphology, and stratigraphic and geographic distribution in North America
Douglass, Raymond C. (Raymond Charles)
creator
text
bibliography
dcu
Washington
U.S. Govt. Print. Off.
1960
monographic
eng
52 p. illus., maps, diagrs. (3 fold. in pocket), tables. 29 cm.
Bibliography: p. 45-50.
Orbitolina
Foraminifera, Fossil
North America
Paleontology
Cretaceous
QE75 .P9 no. 333
563.1
I 19.16:333
I 19.16:333
gs 60000206
DLC
780505
20260227111409.0
gs 60000206