Page 258: ... as shown in Figures 9 and 9b. changed to ... as shown in Figures 9a and 9b.

Page 343, item 12: Das Skelet der Krokodiliner changed to Das Skelet der Krokodilinen.

Page 345, item 36a: experimentallen changed to experimentellen; item 47: struttura del cruore changed to struttura del cuore.

Page 347, item 67: des Menchen changed to des Menschen; item 70: Auricular höcker changed to Auricularhöcker; item 80: Het. Institute changed to Het Instituut.

Index: some spellings corrected to reflect the spelling as used in the text (coranoid to coronoid, Cyanocephalus to Cynocephalus, Gescmackwärzchen to Geschmackwärzchen).