Glossary

Adaptive radiation: evolutionary response to large-scale environmental change. This results in the formation of new ecological niches that can be occupied through the adaptation of previous generalists. Amber: fossilized tree resin. Benthic: living on or in the sea floor. Biostratigraphy: stratigraphy based on fossil content. Biozone: layer of rock characterized by fossil content. Chlorophyll: green pigment found in plants. Chronostratigraphy: stratigraphy based on geological time. Cyanobacteria: microorganisms with chlorophyll that produce oxygen on photosynthesis.

Diagenesis: physical and chemical processes that operate on sediments after burial.

Exoskeleton: external skeleton of an animal.

Golden spike: physical point in a section equivalent to an instant in geological time marking the base of a stratigraphic unit.

Infaunal: living within the sediment.

Konservat-Lagerstätten: deposits containing exceptionally preserved fossils.

Konzentrat-Lagerstätten: deposits containing numerous fossils. Lagerstätten: deposits containing numerous and/or exceptionally preserved fossils.

Lithostratigraphy: stratigraphy based on rock characteristics. Pelagic: living in open water (floating or swimming). Photosynthesis: biological process in plants that captures light energy and converts it into chemical energy. Plate tectonics: theory that the Earth's crust is formed of moving plates.

Taphonomy: study of the process of fossilization.

Taxon (plural taxa): general term for any formal grouping of plants and animals.

Zone fossil: fossil species that is indicative of a particular unit of geological time.

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Survival Basics

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