[795] Bachmann 1904¹.

[796] Lang 1906.

[797] Lang 1906, p. 171.

[798] Bachmann 1892.

[799] Bachmann 1904¹.

[800] Bachmann 1904².

[801] Fünfstück 1895.

[802] Zukal 1895, p. 1372.

[803] Rosendahl 1907.

[804] Zukal 1895.