Fig. 4: Diagram to show foraminiferal biofacies from Alaska to Panama in relation to depth and temperature; constructed from data summarised by Natland (1957). Slope of isotherms diagrammatic
Fig. 4: Diagram to show foraminiferal biofacies from Alaska to Panama in relation to depth and temperature; constructed from data summarised by Natland (1957). Slope of isotherms diagrammatic.