ACCIPITRIFORMES. 
Aves 47 
367 : B. anceps { = B. auguralis Salvad.), notes on ; Erl anger, J. 
Ornith. 1904, pp. 195-197, taf. xi. 
Buteo vulgaris, notes on nesting habits ; Salter, Zoologist 1904, pp. 96- 
102, pp. 385-388: note on; Raeburn, t. c. pp. 429 & 430: B. zimmer- 
mannce, in the Kurische Nehrung ; Thienemann, Ornith. Monber. 
xii, pp. 165 & 166 : B. horealis IcHderi, in South-eastern Georgia ; 
Arnow, Auk xxi, pp. 277 «& 278. 
Gypaetus barbatus and its allies, G. b. atlantis Erl., G. b. ossifragiis Sav., 
and G. b. meridionalis Keys, and Bias. ; Erlanger, J. Ornith. 1904, 
pp. 201-205. 
Aquila chrysa'etus, abnormally large eggs ; Sharp, Condor vi, pp. 165-168 : 
A. rapax and its allies, A. rapax rapax Temm. from N. E. and E. 
Africa, A. r. belisarius Levaill. from N. Africa, A. r. vindhiana, India, 
A. r. orientalis, S. E. Europe to N. W. India ; Erlanger, .J. Ornith. 
1904, pp. 189-192. 
Archibuteo lagopus, note on ; Evans, Ann. Scott. Nat. Hist. 1904, pp. 56 
& 57. 
Nisdetus fasciatus, in Hungary ; Herman, Aquila xi, pp. 367 & 368, 
tab. 1. 
Hierdetus fasciatus minor, n. subsp., from Africa (S. Arabia, Somali Land, 
Mozambique) ; Erlanger, J. Ornith. 1904, pp. 185-187, taf. x, figg. 42 : 
H. spilogaster, $ ad. from S. Somali Land, figured ; id. t. c. taf. ix. 
Eutolmdetus minutus Brehm., in N. Mongolia ; Sushkin, Bull. B. 0. C. xiv, 
p. 46. 
Lop>hotriorchis liicani, adult described ; Sharpe, Ibis 1904, p. 102. 
Spizaetus limnaetus floris, on Wetter Is. ; Hartbrt, Nov. Zool. xi, p. 189. 
Dryotriorchis bated, n. sp., Camaroon ; Sharpe, Ibis 1904, pp. 601 
& 602. 
Circdetus cinereus, C. pectoralis Smith {thoracicus Heugl.). Notes on C. 
fasciolatus from German E. Africa to S. Somali Land ; Erlanger, 
J. Ornith. 1904, pp. 182 & 183. 
Milvus korschun a£inis Gould, in N. E. Africa (Ennia, Galla-land) ; 
Erlanger, J. Ornith. 1904, p. 210, taf. xiii : M. oegyptius (fig. 1), M. 
korschun reichenowi (fig. 2), M. k. korschun (fig. 3), heads figured ; 
id. t. c. taf. xii. 
Pernis apivorus, note on ; Corbin, Zoologist 1904, pp. 142 & 143. 
Poliokierax semitorquatus from N. E. Africa ; Erlanger, J. Ornith. 1904, 
pp. 224-226 : is probably distinct {P. castanonotus Heugl.) from the 
S. African bird (P. semitorquatus) ; id. t. c. p. 226 [described as P. 
homopterus; Oberholser, P. U. S. Mus. xxvii, pp. 738 & 739]. 
Falco feldeggi, in Lancashire ; Robinson, Zoologist 1904, p. 75 : F. 
biarmicus and its allies, F. b. abi/ssinicus, n. subsp., Abyssinia and 
Shoa ; Neumann, J. Ornith. 1904, pp. 369-371 : F. subbuteo, note 
on ; Corbin, Zoologist 1904, pp. 347 & 348 : preying on Bats ; Green, 
t. c. pp. 388 & 389: at Kelso; Robinson, Ann. Scott. Nat. Hist. 
1904, p. 245 : F. fasciinucha, notes on ; Neumann, J. Ornith. 1904, 
pp. 371 & 372 : ^F. cesalon, in Berkshire ; Noble, Zoologist 1904, 
p. 116 : F. candicans, in Co. Donegal ; Howard, Zoologist 1904, 
p. 115: F. islandus tanypterus, in Abyssinia ; Erlanger, J. Ornith. 
1904, pp. 212-215 : F. peregrinus leucogenys in N. Somali Land ; id. 
t. c. p. 215 : F. eleonorce schistaceus H. & E. {F. concolor, pt. auct.) 
Arabia and Abyssinia to Mosambique and Madagascar; id. t. c. 
p. 216, taf xiv, fig. 1 : F. eleonorce eleonorce from the Mediterranean ; 
id. t. c. pp. 216 & 217, taf. xiv, fig. 2 : F. concolor from Nubia and 
S. Somali Land to Dar-es-Salaam ; id. t. c. pp. 217-219, taf xv, figg. 
1 & 2 : F. altaicus, egg figured ; Dresser, Ibis 1904, p. 282, pi. vii, 
fig. 7. 
Falco tinnuncvZus, a pale variety ; Corbin, Zoologist 1904, pp. 143 & 144: 
