II. GENERA. 



The Roman numerals refer to the consecutive numbers of Families, which are 

 preceded by a general view in which the Genus is discussed. 



The ordinary (Arabic) numerals indicate the consecutive numbers of \\k plates 

 and refer to the text facing the plates. 



Numerals between ( ) indicate that the Genus is there compared with one 

 or more other Genera or is only mentioned casually. 



Accentor, 48. 



Accipitcr, XXVil. 104. 



Acrocephalus, XV. 61 -63. 



AiJdon, XVI. 71—72. 



Aegialites, XXXIX-XL. 139-141. 



Aegithalos, 44. 



Alauda, Vl-VII. 27. (29). 



Alcedo, 94. 



Anas, XLUl. 183. 



Anorthura, 47. 



Anthiis, VI- VII. 33-36. 



Apus, (XXV-XXVI). 91. 



Ardea, XXXIII. 118—119. (117). (123). 



Ardetta, 120. 



Asio, XXV. 96-97. 



Astur, XXVII. 103. 



Athene, XXV. 95. 



Aythia, XLlll. 187. 



Botaurus, XXXIII. 121. 



Buteo, XXVII. 105. 



Calamodus, XV. 59-60. 



Cannabina, V. 17. 



Caprimulgus, (XXV- XXVI). 92. 



Carduelis, V. 15. 



Cerchneis, XXVII. 108-109. 



Certhia, 37. 



Charadrius, XXXIX-XL. 138. 



Chaulelasmus, XLlll. 184. 



Chloris, V. 13. 



Chrysomitris, V. 16. 



Ciconia, 122. 



Circus, XXVII. 100- 102. 



Coccothraustes, V. 12. 



Columha, 110-111. 



Corvus, 1. (XXVII). 1-4. 



Coturni.\, XXX. 115. 



Cre.v, 126-127. 



Cucuhis, XX. 89-90. 



Cyanecula, XVI. 74. 



Deliehon, 83. 



Dendrocopus, XIX. 86 — 87. 



Emberiza, V. 23—26. 



Erithacus, XVI. 73. 



Falco, XXVII. 107. 



Fringilla, V. 14. 



Fulicn, 133. 



Fuligula, XLlll. 188. 



Galcrida, VI— VII. 28. (29). 



Gallinago, XXXIX— XL. 145—147 



Gallinula, 131-132. 



N.B Families 1— ,XXVI (pl.Ttcs 1-99) form the first volume. 



XXVII-XLIV (pl.ites 100-191) form the second volume. 



