Definition

Proper noun: * An extinct species of hominin: Australopithecus afarensis is an extinct species of early hominin (a group including modern humans and our immediate ancestors) that lived in Eastern Africa between approximately 3.9 and 2.9 million years ago. It is one of the best-known early human ancestors due to several famous fossil discoveries.

Usage and Examples

• Proper noun:
  • The famous fossil skeleton "Lucy" is classified as Australopithecus afarensis.
  • Australopithecus afarensis is considered a key species for understanding human evolution.
  • The discovery of the "Dikika child" provided more information about the growth and development of Australopithecus afarensis.

Advanced Usage

• The species name refers to the Afar region of Ethiopia where the first fossils were discovered.
• In scientific literature, the genus name is often abbreviated after first use (e.g., ).

Variants and Related Words

• Australopithecine (noun/adjective): A member of the genus or a related genus; of or relating to this group.
  • The australopithecine fossils show a mix of ape-like and human-like features.
• Hominin (noun): A member of the taxonomic tribe Hominini, which includes modern humans, extinct human species, and our immediate ancestors (including ).

Synonyms

• There are no direct synonyms for a proper scientific name. In general descriptive contexts, it can be referred to as:
  • An early hominin
  • An ancestral hominid species

Related Idioms or Phrases

• No specific idioms exist for this proper scientific term.

Noun

1. fossils found in Ethiopia; from 3.5 to 4 million years ago