ACCIPITRES. 
41 
A new arrangement of the Diurnal Birds of Prey, very different from 
that proposed two years ago by the author [Zool. Bee. ix. p. 217J. The 
following new genera are instituted : — Leptohierax^ substituted for 
Cooperastur (Type, L. cooperi), Chirosphias, substituted for Erythro- 
spiza (C. griseigularis) ^ Nothierax (iV. xanthothorax)^ Pterolestes (P. 
augur\ Dromolestes, substituted for Craxirex (D. galapagensis). 
Plangus, g. n., type, P. neogccus, sp, n., Brazil ; id. t. c. p. 28. 
Yulturidje. 
Sarcorhamphus (xquatorialis, sp. n., Ecuador. R. B. Sharpe, Cat. B. i. 
p. 21. 
(Enops, g. n. ; type, CE. aura (L.) ; id. t. c. p. 25 [= Rhinogryplius ; 
R. Ridgway, B. N. Am. p. 337]. (E. pernigra, sp. n., Amazon Region, 
id. t. c. p. 27 ; (E. falldandica [Zool. Rec. x. p. 44] and CE. uruhitinga 
(Pelz.) figured, id. t. c. pi. ii. figs. 1 & 2. 
Gyps hispaniole7isis, sp. n., Spain and N. Africa ; id. tom. cit. p. 6. 
Gyps holhi figured ; id. t. c. pi. i. 
Pseudogryphus^ P* californianus ; R. Ridgway, N. A. 
Birds, iii. p. 38. 
FALCONIDiE. 
Circus melanoleucus, juv., figured; R. Swinhoe, Ibis, 1874, pi. x. 
Astur atricapillus^ var. n. W. America ; R. Ridgway, tom. cit. 
p. 240. 
Astur macroscelides., Hartl., and A. toussenelli (Yerr.), figured ; R. B. 
Sharpe, Cat. B. i. pis. iii. & iv. : A. cuculoides (Temm.) and A. soloensis 
(Lath.), figured ; id. op. cit. pi. iv. figs. 1 & 2: A. leucosomuSy sp. n.. New 
Guinea ; id. op. cit. p. 119 : A. wallaciiy sp. n., Lombock ; id. op. cit. 
4>. 128, pi. V. 
Astur sp. n. ? (foss.). A tarsus from Mauritius, not referable to any 
known Raptorial bird, though apparently most resembling that of Astur 
melanoleucuSy from the Cape of Good Hope. A. Milne-Edwards, Ann. Sci. 
Nat. (5) xix. p. 25. 
Micronisus poliopsiSy sp. n., N. Pegu; A. O. Hume, Str. Feath. ii. p. 325. 
UrotriorchiSy g. n., type, V. macrm'us (Hartl.) ; R. B. Sharpe, Cat. B. i. 
p. 83. 
DinospiziaSy g. n., type, Astur pcctoralis (Guv.) ; J. Cabanis, J. f. 0. 
1874, p. 228. 
Accipitcr nigroplumheuSy Lawr., is probably distinct from A. ventraliSy 
Scl. ; O. Salvin, Ibis, 1874, p. 325. 
Accipitcr Tiartlaiibi figured; A. Dubois, R. Z. 1874, p. 1, pi. i. ; R. B. 
Sharpe, Cat. B. i. pi. vi. fig. 2. 
Eryihrocncmay g. n., type, E. unicincta (Temm.) ; R. B. Sharpe, Cat. 
B. i. p. 84 [= Antenory Ridgway, B. N. Am. p. 249]. 
Buteo borealiSy var. n. costaricensis, Costa Rica ; R. Ridgway, N. A, 
Birds, iii. p. 285. 
Buteo plumipes (Hodgs.), and Archihutco strophiatuSy Hodgs., figured ; 
Sharpe, tom. cit. pi. vii. figs. 1 & 2. B. ferox (type of B. aquilinuSy 
Hodgs.), figured ; id. tom. cit. pi. viii. 
