Young. — Ashy-brown above ; upper tail coverts white, washed 

 with rufous, and having dark brown centres ; tail brown, with buif 

 tips, and crossed with six black bars. 

 Hab. : 1 to 9. 



20 C gOIlldi, Bonaparte (C. assimilis, Gould's Handbook), Gould's 

 Han'ier, or Swamp-hawk. 



Earthy-brown above, most feathers of back with darker brown 

 oenti'es ; upper tail coverts white, with rufous spot on some ; 

 tail ashy-gi-ey, tipped with white, the central feathers entirely grey ; 

 thighs white, with rufous streaks ; breast white, witli brown stripes. 



Young. — Uniform sooty-brown above ; upoer tail coverts rufous ; 

 wings brown, like back ; under surface of body brown, chestnut on 

 abdomen, thighs, and under tail coverts ; tail nearly uniform brown 

 tipped with buff. 



Hab. : 1 to 9. 



Gbnps — ASTUR. — Hinder aspect of tarsus scaled ; ridge of bill 

 measured from anterior margin of cere is greater than half length 

 of middle toe (without claw). 



21. A. Cinerens, Vieill., Grey Goshawk. 



Upper surface ashy-grey, breast white, tail ashy-grey. 

 Hab. : 1 to 9. 



22. A, nOYie-hollaildiie. Gmelin, White Goshawk. 



Under surface wtiite, with bars ; slate above ; tail uniform white ; 

 wing hi male lO'o in., in female 12-5 in. 

 Hab. : 2 to 6. 



23. A, letlCOSOmilS, Sharps (sub sp.). Lesser White Goshawk. 



Tail uniform white. Wing in male 7 "75 in., variable (Aust. Mus. 

 Cat., No. 4, part i., p. 12). 

 Hab. : 2. 



24. A. approxiluailS Vig. and Hors. , Goshawk. 



Underneath brown, with white cross-bars. 



Female.— Total length, 20 in. ; wing, 12.25 in. ; tail, 10 in. 

 Male. — Total length, 15 in. ; wing, 10-25 in. ; tail, 8"5 in. 

 Hab. : 1 to 9. 



25. A. CriientUS, Gld.. Chestnut-coloured Goshawk. 



Underneath white, with ]iale rufous cross-bars (Sharpe). Adult 

 Male. — Distinct rufous collar on hind-neck ; throat ashy- white, 

 slightly mottled with bluish-grey ; remainder of under surface, 

 under wing, and tail coverts barred alternately with narrow lines of 

 rufous and white, the rufous bars the broader ; tail ashy-white below, 

 with from 12 to 15 narrow black bars on feathers, the centre two 

 having spots on shaft lines (Ramsay, 1890). 



Hab. : S. 



Genus — ACCIPITER. — Ridge of bill measured from margin of cere is 

 less than half middle toe (without claw), 



26.— A. Cirrhoceplialus, Vieill., Sparrow-hawk. 



Total length, female 14 in., wing 925 in., tail 7 to 7'5 in., tarsus 

 2*5 in. ; male 12 in., v-ing S-25 in., tail 6o in., tarsus 2-25 in. 



Female may bs distinguislied from male of Asttn- approximans by 

 its short tail, .-jever more than 7 "5 in., and slender middle toe. 

 Hab. : 2, 4 to 3. 



