Bosmina (Liederobosmina) meridionalis Sars 1904

Bosmina (Liederobosmina) meridionalis Sars, 1904 Figs. 3E–H, 4C–F Sars 1904: 63–63, Pl. 34, Figs. 3a–c. Kořínek 1971: 286–289, Figs. 8A–F; Kořínek 1983: 89–90, Figs. 104–107; Kořínek, Sacherová & Havel 1997: 15; figs. 2C, 4F; Kotov et al. 2009: 19–21, Figs. 9–10. Material examined. Several parthenogenetic females from a tin-mining lake in Dengkil, Selangor (2.86975° N, 101.6685° E), 5.10.2013; numerous parthenogenetic females from Batu Dam reservoir, Selangor (3.27472° N, 101.691° E), 30.11.2014; numerous parthenogenetic females from Bukit Merah reservoir, Perak state (5.04147° N, 100.6582° E), 26.01.2018; several parthenogenetic females from a pond at Taiping, Perak state (4.85679° N, 100.7518° E), 04.12.2014; numerous parthenogenetic females from Garden Lake, Taiping, Perak (4.91688° N, 100.7122°E), 26.01.2018. This is the first record for Malaysia. Studied specimens have the morphology typical of the species (Figs. 3E–F, 4C–F), including characteristic position of lateral head pore (Figs. 3G, 4D– E) and rounded frontal head pore (Fig. 4F). Bosmina (Liederobosmina) meridionalis is the only species of subgenus Liederobosmina present in the East Hemisphere, the taxon was first described from Australia and New Zealand (Sars 1904) and is common in the Indo-Malaysian Province (Sanoamuang 1998; Maiphae et al. 2008; Tanaka & Ohtaka 2010; Chattergee et al. 2013). For the description of female see Kořínek (1983, 1999) and for the description of male see Kotov et al. (2009).