312 Recently published Ornithological Works. 



The new genera instituted in this volume are three in 

 number, namely : — Dactylortyx (type, Ortyx thoracicus) ; 

 Rhynchortyx (type, Odontophorus spodiostethus) ; and Eulipoa 

 (type, Megapodius wallacei). The new species and sub- 

 species are as follows: — Gennaus davisoni from Burmah, 

 Genn(jeus oatesi from Arracan, Ortyx atriceps from Western 

 Mexico, Crax grayi (ex loc, ign.), and Crax p)cmamensis h'ova 

 Panama and Costa Rica. The following species are figured : — 

 Francolinus streptophorus , F. albogularis, F. spilolcemiis, 

 F. uluensis, F. elgonensis, F. shelleyi, F. adspersus, and Pter- 

 nistes leucoscepus. 



40, Py craft on the Barbs of Feathers. 



[The Interlocking of the Barbs of Feathers. By W. P. Pycraft, 

 M.B.O.U. Nat. Science, iii. p. 197.] 



In this essay Mr. Pycraft gives us a concise account of the 

 somewhat complicated mechanism '' by which the charac- 

 teristic unity and elasticity of the vane of a typically perfect 

 feather are secured." The tale is not a new one, but it is 

 well told and plainly illustrated. W ray^s account of the same 

 subject (Ibis, 1887, p. 420) is criticised in minor details, but 

 is admitted to be generally correct. 



41. Reichenow on the Birds of Adeliland. 



[Die Vogelfauna der Umgegend von Bisraarckbui'g. Von Dr. Ant. 

 Reichenow. Mittheil. aus den deutschen Schutzgebieten, vi. (1893) 

 Heft 3.] 



Bismarckburg is in the new German West- African colony 

 of Togo, whence Dr. Biittner has sent valuable collections to 

 Berlin. The avifauna of the coast-district of Togoland 

 resembles that of the neighbouring Gold Coast, which is 

 already well known to us. But the highlands of the interior 

 and the plains stretching thence towards the Niger Valley 

 serve to introduce a north-eastern element into the Pro- 

 tectorate which is not perceptible in its maritime border. 

 Dr. Biittner's series, which contains altogether represen- 



