ARPHA Preprints, doi: 10.3897/arphapreprints.e142148
New data about morphology of Kurzia longirostris (Daday, 1898) (Crustacea, Branchiopoda) based in populations from the Congo River Basin
expand article infoCamila Moreira-Silva, Francisco Diogo Rocha Sousa§, Lourdes Maria Abdu Elmoor-Loureiro|#, Mwapu Isumbisho¤, Hugo Sarmento«, Alberto V. Borges», Gilmar Perbiche-Neves˄
‡ Programa de Pós-graduação em Ciências Biológicas (Zoologia), Universidade Estadual Paulista, Instituto de Biociências, Botucatu, Brazil§ Universidade Federal de Jataí, Instituto de Biociências, Laboratório de Taxonomia Animal, Jataí, Brazil| Independent Researcher, Brasília, Brazil¶ Jataí# Universidade Federal de Jataí, Brazil¤ Unité d'Enseignement et de Recherche en Hydrobiologie Appliquée, Département de Biologie-Chimie, ISP/Bukavu, Bukavu, Bukavu, Democratic Republic of the Congo« Universidade Federal de São Carlos, Departamento de Hidrologia, São Carlos, Brazil» University of Liège, Chemical Oceanography Unit, Liège, Belgium˄ Universidade Federal de Sao Carlos, São Carlos, Brazil
Open Access
Abstract

The African Cladocera fauna is recognized by high endemism. Several studies have helped to understand the diversity and geographic distribution of some groups of Chydoridae on the continent. However, the literature indicates the presence of species whose natural distribution is presumed to be in other continents, suggesting that the diversity and endemism in Africa are still underestimated. Despite the absence of more comprehensive knowledge about morphology of Kurzia longirostris to terra typica (Oriental region), our findings reveled slightly morphological differences between Congo River populations when compared with literature data. Looking at the high morphological variability along the range of geographic distribution, it is increasingly clear that K. longirostris might be indicated as a species complex. Thus, the idea of continental endemism should be tested in a future revision of the group.

Keywords
Chari River Basin, Chydoridae, endemism, Nile Rive Basin, taxonomy
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