FIGURE 12 in Identification key of Ctenopoda (Cladocera, Holopedidae, Sididae) taxa from Brazil with remarks on taxonomy and geographic distribution

FIGURE 12. Morphological traits used for separation of Diaphanosoma species. A, Diaphanosoma bergamini (Paggi & Rocha, 1999), arrows showing the posterodorsal margin of postabdomen with rounded prominences. B, idem, dorsal spine (ds) (ganchos valvares). C, occurrence records of Diaphanosoma (Neodiaphanosoma) bergamini (Paggi & Rocha, 1999) in Brazil. D, Diaphanosoma polyspinum Korovchinsky, 1982, arrow showing posteroventral margin of valves armed with a row of short spines. E, occurrence records of Diaphanosoma polyspinum Korovchinsky, 1982 in Brazil.