Species: Pseudosuccinea columella

H - >2,500,000 square km (greater than 1,000,000 square miles) - H - This species occurs almost all over the Neotropical region from Mexico to Brazil as well as much of Cuba (Pointier et al., 2005) and has been introduced around the world. This common Nearctic species has been introduced in Europe, New Zealand and different regions of Africa. In Central Europe it is known in Austria, Hungary and Romania; as well as Greece (AnimalBase), Latvia, and the Czech Republic (Horsak et al., 2010). In the Mediterranean it has been recorded from France, Italy, Spain (Balearic Islands, Mainland) and Egypt (Brown, 1994) where it is thought to have been introduced in 1944 (Mandahl-Barth, 1968). It has also invaded South Africa (Schutte and Frank; 1964, De Kock et al., 1989), Australia (Boray et al., 1982) and New Zealand (Winterbourn 1973). Hubendick (1951) lists range as covering the eastern United States with additional records from Mexico, Central America, and Cuba. In North America it is common in eastern North America and is known from Nova Scotia and Quebec west to Manitoba, Minnesota and eastern Kansas, south to central Texas and Florida (Burch, 1989). Hubendick (1951) includes the eastern United States with additional records from Mexico, Middle America, and Cuba. Subspecies <i>championi </i>occurs from central Mexico south to Panama (Thompson, 2008).