6 



24. G. E. Shelley: On a coUection of Birds made by H. H. 

 Johnston on the Cameroon-Mountain. Proceed. Zool. Soc. 1887, p. 122. 

 pl. XIII u. XIV. Uno Ibis 1887, p. 417. 18 Arten. 



25. G. E. Shelley: On a collection of biids made by the 

 late Mr. J. S. Jameson on the Aruwimiriver, Upper Congo. Ibis 

 1890, p. 156, pl. V. 



26. E. B. Sharp e: On the Birds of Cameroon: Proceed. 

 Zool. Soc. 1871, p. 602—615. 



27. E. B. Sharpe: Notes on a collection of Birds, made 

 by Herr F. Bohndorf in the Bahr-el-Ghazal Provinces and the Niam- 

 Niam Country in Eqiiatorial Africa. Journ. Linn. Soc. vol. XVIL 

 p. 419. Gute geograph. Einleitung. 111 Arten. 



28. J. Büttikofer: Zoological Eesearches in Liberia, A 

 list of Birds collected by the author and Mr. F. X. Stampfli: Notes 

 from the Leiden Museum vol. X. p. 59. Gute geographische Ein- 

 leitung mit Karte. 151 Arten. 



29. J. Büttikofer : On a series of Birds collected by Mr. 

 A. T. Demery in the district of Grand Cape Mount; Liberia. Notes 

 from the Leiden Museum vol. XII. p. 197. 



30. J. Büttikofer: Third list of birds from South-Western 

 Africa. Notes from the Leiden Museum XI, p. 193. Gambos am. 

 oberen Cunene. 62 Arten. 



31 . J. Büttikofer: On two probably new birds from Liberia. 

 Notes from the Leyden Museum XL p. 97. 



32. J. Bütti k ofer : On a new owl from Liberia S. c. p. 34. 



33. J. Büttikofer: On a new collection of Birds from 

 South West. Africa. Notes from the Leiden Museum vol. XL p. 65. 

 Ges. von Mr. van der Kellen am oberen Cunene. 103 Arten. 



34. J. Büttikofer: Zoological Eesearches in Liberia. Fourth 

 list of Birds. Notes from the Leiden Museum XI. p. 113. 92 Arten. 

 Büttikofer kennt im Ganzen 229 Arten von Liberia. 



35. Tommaso Salvadori: Uccelli della Scioa e del Harar 

 raccolti dal Dott, Vincenzo Eagazzi. Ann. Mus. civ. Genova, ser. 2. 

 vol XL p. 526. 62 Arten. 



36. H. B. Tristram: On a small collection of birds from 

 Kikombo, Central Africa. Ibis 1889, p. 224. 31 Arten. 



37. Jose Augusto de Sousa: Aves de Angola da explo- 

 rapao do Sr. Jose de Anchieta. Jörn, de Scienc. math., phys. e 

 natur. de Lisboa. 1889, p. 113. 



38. J. Aug. de Sousa: Aves de Huilla (Angola) remettidas 

 ao Museu de Lisboa pelo re verende padre Antunes. Jörn. Sei. Math. 

 Phys. e Natur. Lisboa, ser. IL Nr. 1, p. 37 (1889). 



39. A 1 p h. D u b i s : Liste des oiseaux recueillis par Mons, 

 le capitaine Em. Storms daus la region du lac Tanganyka. Bullet, 

 du Mus. Eoy. d'Hist. nat. de Belgique, IV. p. 147. 202 Arten. 



