65. Segmentina nitida (O. F. Müller, 1774)

Findings in Serbia.

Segmentina nitida: Jaeckel et al. (1958); Karaman (2001a); Karaman & Karaman (2007); Raković (2015); Novaković (2014, 2018, 2019 pers. comm.).

Common name. Shining ramshorn snail.

Morphology. Small snails, up to 6 mm diameter. Yellow, or brown, shell is flattened, translucent and shiny. Aperture is oblique, umbilicus is wide. For more details see Welter-Schultes (2012: 70, figure on the top of the page).

Distribution and ecology. Palearctic species up to 650 m. a.s.l. Lives in stagnant and slow flowing-waters rich in vegetation. Tolerates high humine content and temporary droughts (Welter-Schultes 2012). Scarce findings in Serbia include pools and small ponds in Pančevo and Subotica Municipalities. Most recently it has been recorded in the Danube and Plazović Rivers.

Other remarks. Critically endangered in Austria, endangered in Switzerland, vulnerable in Germany and England, rare in Czech Republic (from Welter-Schultes 2012). On the IUCN Red List of threatened species it has been assessed as LC (Vinarski 2021). The species is protected on national level (Annex 1-strictly protected species; Official Gazette of RS 5/2010, 47/2011, 32/2016, 98/2016).