THE GENERAL SUBJECT. 
Mamin. 15 
Trouessart, E. L. Du role des cou rants marins dans la distribution 
geographique des Mammiferes amphibies, ot particulierement des 
Phoques et des Otaries. Bull. Soc. Angers, xi. p. 21. 
A continuation of the paper noticed, Zool. Rec. xviii. Mamm. p. 9. 
[See also Otariidce , Insectivora.] 
Valentin, G. Beitrage zur Kenntniss des Winterschlafs der Murmel- 
thiere. Abth. 27. Unters. Naturl. Mensch. xiii. p. 34. 
[Not seen by Recorder ; cf. Zool. Anz. vi. p. 83.] 
Van Beneden, P. J. [See Cetacea.'] 
Van Dyck, W. On the modification of a race of Syrian Street Dogs, 
by means of Sexual Selection ; with a preliminary notice by Charles 
Darwin, F.R.S. P. Z. S. 1882, p. 367. 
The native street dogs prefer to mate with strange, visiting dogs, 
rather than with those of their own breed, and the result is a mongreli- 
zation of the race. 
Vibert, M. De la possibilite do distinguer lo sang de l’homme de celui 
des mammiferes. Laboratoire dTIistologie du College de France. 
Travaux, 1882, p. 48. 
The author comes to the conclusion (1) that in the case of dried 
patches of blood it is always impossible to state absolutely that a given 
stain is that of human blood, but only that it might be ; and (2) that iu 
certaiu cases a blood-stain might be known for certain to be from a 
Mammal other thau Man. 
Vignal, W. Recherches sur l’appareil ganglionnaires du cceur des 
Vert^bres. Lab. d’Histol. Travaux, 1881, pp. 186-249. 
Contains observations on the nervous ganglia of the heart of Macacus , 
Lepus, and other Mammals. [Omitted from Zool. Rec. xviii.] 
Virchow, H. Beitrage zur vergleichenden Anatomio des Auges. 
Berlin : 1882, 8vo (pp. 99). 
[Not seen by Recorder ; cf. Zool. Anz. vi. p. 8.] [See also Rodentia.] 
Vogt, C. [See Cliiroptera.] 
Waller, C., & Bjorkman, G. Studien fiber den Bau der Tracheal- 
schleimhaut mit besonderer Berficksichtigung des Epithels. Biol. 
Unters. (Stockholm) ii. p. 71. 
On the structure of the mucous membrane of the trachea and bronchi, 
with especial reference to the epithelium. 
Watney, H. On the minute anatomy of the Thymus gland. Phil. Tr. 
clxxiii. p. 1063. 
Watson, M. [See Ilya.nidce.] 
White, E. W. Cameos from the Silver Land, or the Experiences of a 
Young Naturalist iu the Argentine Republic. London : 1881-82, 
8vo, 2 vols. 
Contains numerous incidental notes on the Mammalia of the Republic, 
although the author’s attention was chiefly confined to Birds. 
