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Results for “systematics”

Ichthyological terms, not general ones.

Species 4Articles 4Glossary 4

  • systematics

    Branch of biology concerned with classification and nomenclature of organisms, and the relationships between them; taxonomy.

    Used in 41 profiles

  • aff.

    Abbreviation of the word 'affinis', meaning related but not identical to. Used in the fields of systematics and taxonomy when referring to undescribed specimens or populations that resemble, but are clearly different to, a described species.

  • cf.

    Abbreviation of the word 'confer', meaning 'compare with'. Used in the fields of systematics and taxonomy to denote specimens or populations that resemble a described taxon but differ in some respects and thus may or may not represent a distinct species.

  • fork length

    Length of a fish specimen measured from the tip of the snout to the end of the medial caudal fin rays, i.e., the deepest point of the 'fork' formed by the fin. Tends not to be used in systematics.