lipotyphla
Definition
Noun 1. An obsolete taxonomic order of mammals: "Lipotyphla" was a scientific classification for a group of small, insect-eating mammals, primarily characterized by a simple, smooth brain structure and the absence of a cecum. This order historically included families such as moles, hedgehogs, and true shrews. It is now considered an invalid grouping in modern taxonomy.
Usage Notes
- The term "Lipotyphla" is used almost exclusively in scientific and historical biological contexts.
- It is a taxonomic term, meaning it is used for the classification of living organisms.
- This word is now considered obsolete. In modern biological classification, the animals once grouped under Lipotyphla are now distributed within the larger order Eulipotyphla.
Examples of Usage
- Noun:
- The order Lipotyphla was distinguished by its members' primitive skull and dental features.
- Early 20th-century zoology texts often classified shrews within the Lipotyphla.
Advanced Usage
- Historical Context: The term is useful when reading older scientific literature. A modern reader might encounter "Lipotyphla" and need to understand it refers to what is now called Eulipotyphla.
- The fossil record suggests members of the former Lipotyphla were widespread in the Eocene epoch.
Variants and Related Words
- Eulipotyphla (n): The modern, valid taxonomic order that includes the families formerly placed in Lipotyphla (e.g., shrews, moles, hedgehogs, solenodons).
- The order Eulipotyphla contains some of the world's smallest mammals.
Synonyms
- Insectivora (in part): An older, broader, and also obsolete order that included lipotyphlan families along with others like tenrecs and golden moles.
- Eulipotyphla: The modern, accepted synonym for the core group of animals.
Key Distinction
- Lipotyphla vs. Eulipotyphla: "Lipotyphla" is the obsolete term. "Eulipotyphla" is the current, accepted scientific order. They refer to largely the same group of animals, but "Eulipotyphla" reflects updated phylogenetic understanding.
Noun
-
moles; hedgehogs; true shrews
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