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Genus - Wikipedia
Genus | Definition & Examples | Britannica
Genus - Definition and Examples - Biology Online Dictionary
Genus - Simple English Wikipedia, the free encyclopedia
Genus (Genera) - Definition, Overview and Quiz | Biology Dictionary
Equus (genus) - Wikipedia
Taxonomic rank - Wikipedia
Genus - New World Encyclopedia
Biological classification - Simple English Wikipedia, the free …
Taxonomy - Simple English Wikipedia, the free encyclopedia