8TEGAN0P0DES — PYGOPODES. 
Aves 47 
Plotidjs. 
P lotus melanogastcr. Skeleton (pi. cclxxxiv.), osteology (pi. cclxxxv.) ; 
Milne-Ed wards & Grandidier, Ois. Madag. 
ANSERES. 
Stejneger, L. Outlines of a Monograph of the Cygnince. P. U. S. Nat. 
Mus. v. pp. 174-221. 
A valuable contribution, but involving a widespread change in the 
nomenclature of the Swans. Palceocygnus , g. n., type, P.fcilconeri (foss.), 
p. 180 ; Stkenelus, g. n., type, S. melanocorypha (Mol., = C. nigricollis , 
auct.) ; Cygnus, with three species, pp. 189-197 ; Olor , with four species, 
pp. 197-218 ; Ctenopsis, with one species, pp. 219 & 220. 
Figures of the skulls of several genera of Anseres are given ; E. 
Holub & Yon Pelzeln, Beitr. Orn. Siidafr. pp. 310-321. 
Nettapus auritus. Adult figured (pi. cclxiv.), skeleton (pi. cclxv.), 
details of structure (pi. cclxxv., fig. 2) ; Milne-Edwards & Grandidier, l. c. 
Anser brachyrrhynchus does not occur in Japan ; H. Seebohm, Ibis, 
1882, p. 369. 
Dcndrocygna viduata (? arcuata). Details of structure (pi. cclxxv. 
fig. 5) ; Milne-Edwards & Grandidier, Ois. Madag. 
Dendrocygne arcuata var. major. Adult figured (pi. cclxxii.), skeleton 
(pi. cclxxiii.), osteology (pi. cclxxiv.), details of structure (pi. cclxxv. 
fig. 5) ; iid. tom. cit. 
Sarcidiornis rnelanotis. Adult figured (pi. cclxvii.), skeleton (pl.cclxviii.), 
osteology (pis. cclxviii. a & cclxviii. b), details of structure (pi. cclxxv. 
fig. 1) ; iid. tom. cit. 
Anas gibberifrons figured ; P. L. Solater, P. Z. S. 1882, pp. 452-454, 
pi. xxxiii. 
Anas gibberifrons var. bernieri. Adult figured (pi. cclxx.), skeleton 
(pi. cclxxi.), osteology (pi. cclxxi.a), details of structure (pi. cclxxv. 
fig. 3) ; Milne-Edwards & Grandidier, Ois. Madag. 
Anas melleri. Adult figured (pi. cclxix ), details of structure (pl.cclxxv.«, 
fig. 1) ; iid. tom. cit. 
Anas erythrorrhyncJia. Details of structure ; iid. tom. cit. pi. cclxxv. fig. 4. 
Querquedula hottentotta. Details of structure ; iid. l.c. pi. cclxxv. a, fig. 3. 
Fuligula rufina in North America ; R. Ridgway, P. U. S. Nat. Mus. iv. 
pp. 22-24. 
Aythya nyroca. Details of structure ; Milne-Edwards & Grandidier, 
Ois. Madag. pi. cclxxv. a, fig. 4. 
Thalassornis leuconota. Details of structure ; iid. tom. cit. pi. cclxxv. a, 
fig. 2. 
Biziura lobala. Its anatomy ; W. A. Forbes, P. Z. S. 1882, pp. 
455-458. 
PYGOPODES. 
PODICIPEDID^. 
Podiceps pelzelni. Adult figured (pi. cclxxvi.), skeleton (pi. cclxxvii.) 
osteology (pi. cclxxviii.); A. Milne-Edwards & A. Grandidier, Ois. Madag. 
