| | | | 12. Oligocene | {_Cynopitheca_ | IV. Cenozoic age | | { Baboons | (tertiary) | | | 3 million years Age of mammals | 13. Miocene | {_Anthropoides_ | 3,600 ft. thick | | { Man-like apes | | | | | 14. Pliocene | {_Pithecanthropi_| | | { Ape-men | -----------------+------------------+------------------+------------------ | | | V. Anthropozoic | 15. Glacial | Pre-historic man | age (quaternary)| | | 300,000 years Age of man | 16. Post-glacial | Savage and |Sedimentary strata | | civilised man | little thickness -----------------+------------------+------------------+------------------ 2A.--MAN'S GENEALOGICAL TREE--_First Half_ EARLIER ANCESTRAL SERIES, WITHOUT FOSSIL REMAINS, BEFORE THE SILURIAN PERIOD -------------+---------------------+-------------------+-----+-----+----- Chief Stages.| Ancestral | Living Relatives |Pale-|Onto-|Mor- | Stem-Groups. | of our Ancestors. |onto-|geny.|phol- | | |logy.| |ogy. -------------+---------------------+-------------------+-----+-----+----- Stages 1-5: | { 1. MONERA | 1. CHROMACEA | O | I? | I PROTIST- | { (Plasmodoma) | (_Chroococcus_) | | | ANCESTORS | { without nuclei | _Phycochromacea_ | | | Unicellular | { 2. ALGARIA | 2. PAULOTOMEA | O | I? | I organisms | { Unicellular algæ | _Palmellacea_ | | | | { with nuclei | _Eremosphaera_ | | | | | | | | | { 3. LOBOSA | 3. AMŒBINA | O | II | II | { Unicellular | _Amœba_ | | | | { (Amœboid) | _Lecocyta_ | | | 1-2: | { Rhizopods | | | | Plasmodomous | { 4. INFUSORIA | 4. FLAGELLATA | O | ? | II Protophyta | { (Unicellular) | _Euflagellata_ | | | 3-5: | { | _Zoomonades_ | | | Plasmophagous| { 5. BLASTÆADES | 5. CATALLACTA | O | III | III Protozoa | { Multicellular | _Magosphaera_ | | | | { cell-colonies | _Volvocina_ | | | | { | _Blastula?_ | | | -------------+---------------------+-------------------+-----+-----+----- | { 6. GASTRÆADES | 6.