Paleophycology
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Paleophycology (also once known as paleoalgology) is the subdiscipline of
paleobotany Paleobotany or palaeobotany, also known as paleophytology, is the branch of botany dealing with the recovery and identification of plant fossils from geological contexts, and their use for the biological reconstruction of past environments ( pal ...
that deals with the study and identification of
fossil A fossil (from Classical Latin , ) is any preserved remains, impression, or trace of any once-living thing from a past geological age. Examples include bones, shells, exoskeletons, stone imprints of animals or microbes, objects preserve ...
algae Algae ( , ; : alga ) is an informal term for any organisms of a large and diverse group of photosynthesis, photosynthetic organisms that are not plants, and includes species from multiple distinct clades. Such organisms range from unicellular ...
and their evolutionary relationships and ecology. The field is very important in the science of
paleolimnology Paleolimnology (from Greek: παλαιός, ''palaios'', "ancient", λίμνη, ''limne'', "lake", and λόγος, ''logos'', "study") is a scientific sub-discipline closely related to both limnology and paleoecology. Paleolimnological studies fo ...
as the algae leave many indicators of fossil ecosystems. Primary and most familiar are both fossil shells from
diatom A diatom (Neo-Latin ''diatoma'') is any member of a large group comprising several Genus, genera of algae, specifically microalgae, found in the oceans, waterways and soils of the world. Living diatoms make up a significant portion of Earth's B ...
s and
biogeochemical Biogeochemistry is the scientific discipline that involves the study of the chemical, physical, geological, and biological processes and reactions that govern the composition of the natural environment (including the biosphere, the cryosphere, ...
traces of algal pigments in lake sediments. These fossils are clues to changes in nutrient availability and ecology of lakes. Some paleophycologists: * John P. Smol, a Canadian paleolimnologist *
Stanley Awramik Stanley Awramik (born 1946) is an American biogeologist and paleontologist. He is best known for his work related to the Precambrian. In 2013, he was inducted as a fellow of the Geological Society of America. Career Born in New England, he first ...
, an American Precambrian paleontologist * Bruno R. C. Granier, a French stratigrapher and micropaleontologist *
Robert Riding The name Robert is an ancient Germanic given name, from Proto-Germanic "fame" and "bright" (''Hrōþiberhtaz''). Compare Old Dutch ''Robrecht'' and Old High German ''Hrodebert'' (a compound of '' Hruod'' () "fame, glory, honour, praise, reno ...
, a British geologist and expert on calcareous algae and stromatolites


References

Subfields of paleontology Paleobotany Branches of botany Fossil algae {{Paleobotany-stub