novitates-zoologicae-additional-plates

Th(eodor) Pleske.

Wissenschaftliche Resultate der von N. M. Przewalski nach Central-Asien unternommenen reisen.  

Zoologischer Theil.  Band II. Vogel.  Lieferung I.

Nauchnuie Rezul'tatui puteshestvii N. M. Przheval'skagho po tzentral'noi Azii.

St. Petersburg.  1889.

4 plates

Presumably, two additional plates may have been printed for this volume (XI--XII), but were not included with the publication and are otherwise rare.

Plate VII.

Plate VIII.

Plate IX.

Plate X.