22 



MR. P. H. BAHR ON THE 



[Jan. 15, 



" The Interlocking of the Barbs of Feathers " (' Natural Science,' 

 vol. iii. No. 19, Sept. 1893), and from which the illustration (text- 

 fig. 7, A) is copied. Under the microscope the distal row is seen 



Text-fig. 6. 



A 



B 



C 



A. Half of tail of GaUinac/o coelestis from without inwards left to right. 



B. Half of tail of (?. delicata from without inwards left to right. 



C. Half of tail of G. gallinula. 



to be well provided with hamuli and cilia (text-fig. 7, B). The 

 hamuli desei-ve attention (text-fig. 7, 0), since I believe them to 



