Lith.W Schlachter, Stockholm. 
Fig.l Au.B Breschet 1833,. Pig.H Jbsen 1846,. Fig.E Reichert 1864. gP.NHenla 1866,. Fig.V Middendorp 1867, 
.FppVTluschka 1867,. Big. VII Rüdinger 1872. Big .VE Waldeyer 187£, Fig.IX W.Krause 1876. Fis/A Hensen 1880,. 
Fig.XI Au.B Carl 18/3 (vom Rinde). 
