Tuatara: Volume 10, Issue 1, April 1962

Fig. 2: Depth distribution of main present-day groups of marine organisms represented as fossils, based mainly on data in the Annotated

Fig. 2: Depth distribution of main present-day groups of marine organisms represented as fossils, based mainly on data in the Annotated

Fig. 2: Depth distribution of main present-day groups of marine organisms represented as fossils, based mainly on data in the Annotated