A Field Guide to the Snails of Lord Howe Island

18 Pictorial guide to families (endemic) Assimineidae pp 27–32 Hydrocenidae pp 48–49 Bothriembryontidae pp 56–58 Valloniidae pp 140 –142 Achatinellidae pp 50–55 2 mm 1 mm 1 mm 10 mm 1 mm