Ornithology of Northern Borneo. 23 



them. After ten minutes' flight the bird comes to the earth, 

 and may be seen flitting over the rice-fields, now and then 

 soaring up after some insect, often settling on some dead 

 branch or post, where its pretty note becomes changed to a 

 frog-like croak. A few minutes before sunrise the bird takes 

 another flight high in the sky, and " Teta bow » may be heard 

 for a few minutes, when it drops to the earth, on which it 

 rests, remaining silent and sleepy during the heat of the day 

 until a few minutes past 6 p.m.] 



Fam. Cypselid^e. 



262. Cypselus infumatus. 



Cypselns infumatus, Scl. ; Salvad. t. c. p. 119; Sharpe, 

 P. Z. S. 1879, p. 333. 

 a, h. $ ? ad. Kina Balu, Jan. 18, 1888. 



[Fairly common.] 



263. CoLLOCALIA FUCIPHAGA. 



Collocalia fuciphaga (Thunb.) ; Salvad. t. c. p. 120. 

 a. S ad. Lawas River, July 13, 1885. 



264. Collocalia linchi. 



Collocalia linchi, Horsf. & Moore; Salvad. t. c. p. 121; 

 Sharpe, Ibis, 1879, p. 250 ; id. P. Z. S. 1881, p. 793. 

 a, b. <$ ad. Kina Balu, March 2, 1887. 



[Very plentiful wherever the rocks form small caves 

 suitable for nesting in. The nests of this species are com- 

 posed almost entirely of moss, a little saliva being used to 

 fasten the structure to the rock. Eggs two, small, white, 

 very often misshapen; laid in February. Axis 0*7, diam. 

 0-45.] 



265. Dendrochelidon comata. 



Dendrochelidon comata (T.) ; Salvad. t. c. p. 123; Sharpe, 

 P. Z. S. 1879, p. 334; id. Ibis, 1879, p. 250. 



Macropterus comatus, Sharpe, Ibis, 1876, p. 33. 

 a, b. <$; c. ? ad. Lawas River, April 4, 1886. 



[Only met with on the Lawas, where they frequented 

 some dead trees at the water's edge.] 



