Richness of social wasp (hymenoptera: vespidae) in the Brazilian southern cerrado
DOI:
https://doi.org/10.6008/CBPC2318-2881.2020.004.0001Keywords:
Conservation, Inventory, Polistinae, Serra da CanastraAbstract
The social wasps belong to the order Hymenoptera, family Vespidae, subfamilies Stenogastinae, Vespinae and Polistinae, being the only one that occurs in Brazilian territory. Studies on the diversity of social wasps in the state of Minas Gerais have been showing an increasing number in recent years, however in the case of the Cerrado biome, which comprises more than half of the state's territory, studies are scarce. Social wasps are of great ecological importance, as they participate in the trophic balance of ecosystems, acting as pollinators and insect predators. This work aims to carry out the first inventory of the wealth of social wasps (Hymenoptera, Vespidae, Polistinae) from the Serra da Canastra National Park (PNSC) in the municipality of São Roque de Minas, Minas Gerais, Brazil. In addition, to evaluate the richness and species distribution of these insects in different phytophysiognomies within the same Park. The collections were carried out in 2018, in the months of February, April, September and November, using two methodologies: attractive traps and active search. A total of 2239 specimens of social wasps of 33 species and nine genera were collected, obtaining the greatest wealth for studies carried out in Cerrado areas. In addition, it is clear that the similarity of phytophysiognomies is more relevant in the composition of species than the distances between the study areas.
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