Notodiscus (Charopidae) on South Georgia: some implications of shell size, shell shape, and site isolation in a singular sub-Antarctic land snail

• Main Authors: Philip J. A. Pugh, Ronald I. Lewis Smith
• Format: Article in Journal/Newspaper
• Language: unknown
• Published: 2011
• Subjects: research; Antarctic; Kerguelen; King Edward Point; Antarc*; Blue Eyed Shag; Phalacrocorax atriceps
• Online Access: https://figshare.com/articles/journal_contribution/Notodiscus_Charopidae_on_South_Georgia_some_implications_of_shell_size_shell_shape_and_site_isolation_in_a_singular_sub-Antarctic_land_snail/23773767

Multivariate analysis shows that shells of Notodiscus sp. (Charopidae: Pulmonata) reported from South Georgia are smaller and proportionately taller than, but otherwise similar to, populations of Notodiscus hookeri (Reeve) from Iles Crozet and Iles Kerguelen. The origin of this solitary, and spatial...