CHYDORIDAE Dybowski and Grochowski, 1894 emend. Frey

Sousa, Francisco Diogo Rocha & Elmoor-Loureiro, Lourdes, 2017, ZIP code matters: Nicsmirnovius paggii, a new species from fitzpatriki-complex (Cladocera: Chydoridae) does not co-occur with Nicsmirnovius incredibilis, Journal of Natural History 51 (37 - 38), pp. 2247-2270 : 2249

Family CHYDORIDAE Dybowski and Grochowski, 1894 emend. Frey Subfamily ALONINAE Dybowski and Grochowski, 1894 emend. Frey

Genus Nicsmirnovius Chiambeng and Dumont

Nicsmirnovius incredibilis (Smirnov)

( Figures 1–3 )

Figures

Figure 1. Nicsmirnovius incredibilis (Smirnov, 1984) from Curuá-Una River, Amazonas River Basin, Brazil. (a) Habitus of parthenogenetic female; (b) idem – outline; (c) Dorsal view of carapace; (d) Ventral view of carapace; (e) Ventral margin of carapace; (f) Posteroventral corner of carapace; (g) Head shield; (h) Head pores; (i) Labrum; (j) Maxilla; (k, l) Antennules; (m) Antenna. Scale bars = 50 μm in (f, h–m); 100 μm in (a–e).

Figure 2. Nicsmirnovius incredibilis (Smirnov, 1984) from Curuá-Una River, Amazonas River Basin, Brazil. (a) First limb; (b) idem – endite 3, element; (c) idem – ODL and IDL; (d) Second limb, arrows indicate elements; (e) Third limb, exopodite; (f). idem – distal endite; (g) idem – basal endite; (h) Fourth limb, exopodite; (i) idem – endites, arrow indicate elements; (j) Fifth limb, arrow indicate elements; (k) epipodite of third limb; (l) epipodite fourth limb. Scale bar = 50 μm.

Figure 3. Nicsmirnovius incredibilis (Smirnov, 1984) from Curuá-Una River, Amazonas River Basin, Brazil. (a, b) Postabdomen, lateral view; (c, d) idem – dorsal view, arrows indicate perpendicular plates. Scale bar = 50 μm.