STEGAN0P0DE8— IMPENN ES . 
Aves 43 
PlOTIDjE. 
Plotus chantrii , sp. n., Antioch, E. Oustalet, Ann. Sci. Nat. (6) xiii. 
Art. 7, pp. 7 & 8 [1882]. 
ANSERES. 
Cygnus minor. Notes on; G. Rogeron, Bull. Soc. d’Acclim. (3) x. 
pp. 220-230. 
Anser brachyrrhynchus in Germany, with notes on its general distribu- 
tion; H. Bolau, J. f. O. 1883, pp. 76-81. 
Somateria mollissima near Venice ; A. P. Ninni, Atti Soc. Ital. xxvi. 
pp. 160-162. 
Anas crecca and A. boschas. Hybrid between these two species [Anas 
crecco-boschas , Sev.], with remarks on other hybrids; N. SevertzofE , Bull. 
Mosc. lviii. pp. 352-366, pi. i. 
Querquedela formosa figured ; H. II. Giglioli, Iconogr. Avif. Ital. 
fasc. xxi. 
Ilistrionicus minutus breeding in Newfoundland ; C. Hart Merriam, 
Bull. Nutt. Orn. Club, viii. p. 220. 
Mergus serrator, $ adult, summer plumage, $ adult and pull, figured ; 
E. T. Booth, Rough Notes, pt. v. 
PYGOPODES. 
Alcidjs. 
Dybowski, B. Quelques remarques suppl&nentaires sur les Mormonid^s. 
Bull. Soc. Z. Fr. viii. pp. 348-350. 
Notes on Lunda cirrhata , Simorrhynchus cristatellus , S. kamtschaticus , 
and Ciceronia pusilla, on Behring Island. 
Ciceronia pusilla. Summer plumage figured; W. E. Nelson, Cruise R. S. 
* Corwin/ Birds, pi. i. 
Alca impennis. Summary of known specimens ; W. Blasius, JB. 
Ver. Braunschw. iii. pp. 89-115. 
IMPENNES. 
Filiiol, II. De la disposition de Part&re hurmSralo choz lo Spheniscus 
dennersus. Bull. Soc. Philom. (7) vii. pp. 92 & 93. 
. Description des muscles de la region pterygoidienne chez les 
Manchots. Id. 1. c. pp. 93 & 94. 
Watson, M. Report on the Anatomy of the Spheniscidce. Zool., Voy. 
‘Challenger/ pt. xviii. (yoI. vii. pp. 1-244, pis. i.-xix). 
