Potamopyrgus antipodarum ( Gray, 1843 )

Araya, Juan Francisco, 2015, Current status of the non-indigenous molluscs in Chile, with the first record of Otala punctata (Müller, 1774) (Gastropoda: Helicidae) in the country and new records for Cornu aspersum (Müller, 1774) and Deroceras laeve (Müller, 1774), Journal of Natural History 49 (29), pp. 1731-1761 : 1738

Potamopyrgus antipodarum ( Gray, 1843)

Description

Collado (2014).

Distribution

Native to New Zealand and its adjacent islands and invasive in North America and Europe ( Winterbourn 1970; Kerans et al. 2005). In Chile this species has been recorded in the city of Santiago in the Parque O’ Higgins (33°28 ′ S, 70°39 ′ W), and Estero La Dehesa (33°22 ′ S, 70°15 ʹ W), and in the city of Salamanca, central Chile, in the Chalinga River (31°46 ′ S, 70°59 ′ W) and in the Estero Consuelo (31°46 ′ S, 70°37 ʹ W) ( Collado 2014).

Possible mechanism of introduction/Status

Unknown/established ( Collado 2014).

Remarks

Generalist species, feeding on aquatic plants, green algae and detritus ( Haynes and Taylor 1984). Invasive, ovoviviparous species. EA, I.