genus Motacilla
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Definition
Noun: 1. A taxonomic genus of birds: Genus Motacilla is the type genus of the family Motacillidae. It comprises a specific group of small, slender passerine birds commonly known as the true wagtails.
Usage Notes
- This term is used exclusively in scientific and ornithological contexts. It is a formal, taxonomic name.
- In standard English, the common name "wagtail" is used. specifies the precise scientific grouping.
- The word is always capitalized ( or simply ) when referring to the taxonomic rank.
Examples of Usage
- Scientific Classification: "The genus Motacilla is characterized by its members' long, constantly wagging tails."
- Research Context: "The study focused on the migratory patterns within genus Motacilla."
- Identification: "This bird was identified as a member of Motacilla, the wagtail genus."
Advanced Usage
- In Taxonomic Hierarchy: The term is used to denote a rank above species and below family. For example: Family: Motacillidae; Genus: ; Species: (the white wagtail).
Variants and Related Words
- Motacilla: The abbreviated form of the genus name, used identically in scientific writing (e.g., ).
- Motacillidae (noun): The bird family that includes the genus , along with other genera like (pipits).
- wagtail (noun): The common English name for birds in this genus.
Synonyms
- Wagtails (common name)
Related Terms (Scientific Context)
- Type genus: is designated the type genus for the family Motacillidae, meaning it is the genus that defines the family's characteristics.
- Passerine: Refers to the perching bird order (Passeriformes) to which this genus belongs.
Noun
- type genus of the Motacillidae: wagtails