library of congress classification lcc the library of congress classification lcc is the system of classification used in most research and university libraries in the united states lcc was created in 1891 specifically to meet the needs of the library of congress collection it is based on twenty one classes designated by a single letter
taxonomy, taxology. 1. the technique or science of classification. 2. the scientific identification, naming, and classification of living things. Also called systematics.
CLASSIFICATION. In order to make animals easier to study, scientists divide the animal kingdom into divisions and subdivisions. The first division is called a phylum. Each phylum breaks down into groups called classes. Classes are divided into orders, then families, and then genera.