42 Aves . 
AVES. 
Ardetta minuta , figured ; Lord Lilford, Col. Fig. Br. Birds, part xix. 
A . neoxenci , in Florida ; C. B. Cory, Auk, viii, p. 309 : its nesting ; 
W. E. D. Scott, t. c. pp. 309 & 310. 
Ardeiralla woodfordi , note on ; W. R. Ogilvie-Grant, Aun. & Mag. 
Nat. Hist. (6) viii, pp. 298 & 299. 
Nycticorax violaceus , a functional ductus botalli ; F. Finn, P. Z. S. 
1891, p. 177. 
Suborder CICONII. 
^ Palceociconia, n. g. (fossil) ; Moreno, Bol. Mus. La Plata, 1889, p. 30. 
Type, P. australis , n. sp., id. t. c. p. 30. [Is a Ratite Bird ; F. Amegiiino, 
Rev. Arg. i, p. 445.] P. cristata, n. sp. (fossil), F. P. Moreno & A. 
Mercerat, An. Mus. La Plata, i, p. 191, pi. xix, figs. 12 & 14, pi. xx, 
fig. 9. P. australis , figured ; iid. t. c. p. 19, pi. ii, fig. 3. [Gf. supra, 
p. 33.] , 
Prociconia lydeklceri, nom. emend, pro P. australis, Lydekker ( nec 
Moreno) ; F. Amegiiino, Rev. Arg. i, p. 445. 
* Propelargus , n. g. (fossil). Typo, P. edwardsi , n. sp., Alliers ; R. 
Lydekker, P. Z. S. 1891, pp. 47G-479. P. cayluxensis, n. sp., id. Cat. 
Fossil B. Brit. Mus. pp. G5 & G6. 
J Aniphipelargus , n. g. (fossil). Type, A. majori, n. sp. ; id. t. c. pp. 68 
& 69. 
Ciconia nigra , figured ; Lord Lilford, Col. Fig. Br. Birds, part xx. 
Suborder B AL2EN ICIPITE DES. 
Balccniceps rex , popular notes on ; E. de Pousargues, Le Nat. 1891, 
pp. 203 & 204, cum fig. 
Suborder PLATALEiE. 
^ Protibis, n. g. Type, P. cnemialis , n. sp. (fossil), Lower Eocene of S. 
Patagonia ; F. Amegiiino, Rev. Arg. i, p. 445. 
* Ibidopsis, n. g. (fossil). Type, I. hordwelliensis^ n. sp. ; R. Lydekker, 
Cat. B. Brit. Mus. p. 74. 
Threskiornis strictipennis : its breeding habits ; A. J. Campbell, Yict. 
Nat. 1891, pp. 73 & 74. 
Order PH^ENICOPTERIFORMES. 
Elornis (?) anglicus, n. sp. (fossil), R. Lydekker, Cat. Fossil B. Brit. 
Mus. p. 80. 
Agnopterus (?) hantoniensis , n. sp. (fossil), id. t. c. p. 96. 
Phccnicopterus copci , n. sp. (fossil), S.W. Oregon, R. W. Shufeldt, 
Auk, viii, p. 367. 
