54 



ORDER PICARIJE. 



Opposed to the Passerec N i1 a). The feet are relatively weaker and 



smaller. 



Sub-order — Coraciae. 



Spinal feather-tract well defined on the neck by Lateral bare tracts, but 

 dividing into two tracts on the upper back ; oil gland nude if present. 



FAMILY— CYPSELIILK. 



Palate Gegithognathous. Rectricea ten (Swallows have twelve). Gape 



very wide. 



Sun FAMILY — Cypselin 1 

 distinctly feathered, outer and middle toes with only three phalanges. 



Obxus M I< JROPUS. — Hind toe directed more or less forward. 



430. II. paciflCOS, Lath. (Cypselus pacificus), White-rumped Swift 



(Australian Swift). 



Kump white ; feathers of under surface edged with white, and 

 with a darker Bubterminal bar. 



Wing, 7 to 7*3 in. ; lateral rectrices, 3*3 in. 

 Hah. : '2, 3, 4, 6, 7. 



Sub-family — Cileturin .v.. 



Wings always reaching far beyond end of tail. 



(,k\is ( H.KTl'KA. Shafts of rectrices have spinous, points ; tarsi as 



long or longer than middle toe. 



431. i\ caudacuta, Lath . Spine-tailed Swift 



Chin and throat pure white ; small white band across forehead. 



Hah. : 1 tO !•. 

 GENUS OOLLOt ALIA. — Shafts of rectrices have no spinous points. 



432. i\ f'i*aii<*i<'*i, Gmelin (C. terras reginae), Grey-rumped Swiftlet. 



t rown, nape, ami back dark Bmoky-brown ; rump brownish-grey, 



with dark shaft lines ; lower BUrface dusky brownish-grey, feathers 

 with dark shaft lines; chin and upper throat a little darker. 

 Total 1* Dgth, over 4 in. ; wing, 4 4 in. ; tail. - in. 

 Hah. : 2. 



FAMILY— CAPRIMUU 1 1 1 ». 1 S. 



The mouth is split verj wide, and gape is very wid< : colours vary with 

 t In- -oil ; habits nocl oi nal. 



Sub family — Oaprimulgin b. 



■I primaries and ten i • i trices ; number of phalanges reduced to four 



in outer toe. and el;. u of middle toe peculiarly pectinated. 



' APRIMULGU8. Eti< tui is armed with strong bristles. 



i. marriiriis. Hoi , Largi tailed Nightjar. 



freckled brown, with large white in.uk- near throat; four outer 

 primal ies ** ith wh b 



Total length, 11*5 in ; wing, 7 "5 in.; tail, 5*6 to 6*3 in. ; tarsuSi 

 ii : in., feathered In front for Dearly whole length. 

 II th ; I. 2, :;. L, 6, 7, 9. 



