| Author Title Journal |
Voigt W (1891) Planaria alpina Dana bei Bonn. Verh. naturhist. Ver. 48. Jahrg. Bonn 1891. Sitzungsber. (allgem. u naturw. Section). pages 37-38. |
Abstract / Notes
reference from Graff Lv 1904-08 (citation)- p 1835.| Home page -- (Main hierarchy) |