Two new species of Meropidia Hippa & Thompson, 1983 (Diptera, Syrphidae) from the Andes Mountains
View abstract on PubMed
Summary
This summary is machine-generated.Two new species of hoverflies, Meropidia nitida and Meropidia flavens, were discovered in Bolivia and Colombia. This study also provides a key to identify all known Meropidia species.
Area Of Science
- Entomology
- Biodiversity
- Zoology
Background
- The genus Meropidia (Diptera, Syrphidae) is a group of hoverflies.
- Previous taxonomic knowledge of Meropidia species was limited.
Purpose Of The Study
- To describe two new species of Meropidia from South America.
- To provide a comprehensive identification key for the genus Meropidia.
Main Methods
- Morphological examination of insect specimens.
- Comparative analysis of diagnostic features.
- Taxonomic description and key construction.
Main Results
- Two new species, Meropidia nitida Morales, sp. n. and Meropidia flavens Hippa & Ståhls, sp. n., are described.
- Meropidia nitida was found in Bolivia, and Meropidia flavens in Colombia.
- A dichotomous key to all described Meropidia species is presented.
Conclusions
- The discovery of new Meropidia species expands the known diversity of Syrphidae in South America.
- The provided key will aid in future taxonomic and ecological studies of this genus.
Related Concept Videos
Speciation describes the formation of one or more new species from one or sometimes multiple original species. The resulting species are discrete from the parent species, and barriers to reproduction will typically exist. There are two primary mechanisms, speciation with and without geographic isolation—allopatric and sympatric speciation, respectively.
Allopatric Speciation
In allopatric speciation, gene flow between two populations of the same species is prevented by a geographic...
Overview
A species is a group of organisms that interbreed and produce fertile offspring. Typically, individuals of the same species appear similar and share common characteristics due to their highly similar genomes. However, not all organisms that look alike are members of the same species. Various mechanisms keep most species discrete. While some mechanisms prevent reproductive behavior and fertilization (pre-zygotic isolation), others prevent the production of fertile offspring after...
Phylogeny is concerned with the evolutionary diversification of organisms or groups of organisms. A group of organisms with a name is called a taxon (singular). Taxa (plural) can span different levels of the evolutionary hierarchy. For instance, the group containing all birds is a taxon (comprising the class Aves), and the group of all species of daisies (the genus Bellis) is a taxon. Phylogenies can likewise include just one genus (i.e., depict species relationships) or span an entire kingdom.

