Maps of Japan showing distributions of Pomatiopsine taxa. (a) Clade 1; (b) amphibious species of clade 2, Fukuia kurodai and F. multistriata; (c) terrestrial species of clade 2, B. integra; (d) other pomatiopsine species. Solid and open symbols represent the collecting sites in this study and distribution record from the literature, respectively [22,35,72-76]. Solid and dashed curves indicate areas that have more than 100 mm and 150 mm, respectively, of total precipitation in January (average of 1971-2000 ).
Kameda and Kato BMC Evolutionary Biology 2011 11:118 doi:10.1186/1471-2148-11-118