GENERAL SUBJECT. 
Mamin. 15 
Moquin-Tandon, G. Morphologie des Glandes Mammaires. Bull. Soc. 
Toulouse, 1887, pp. 1 & li. 
An abstract of a paper recording the homology of the mammary glands 
and their distribution in the different orders. 
Moreno, F. P. Informe Preliminar de Los Progresos del Museo La 
Plata, durante el Primer Semestre de 1888. Boll. Mus. La Plata, 
1888, pp. 1-35. 
A preliminary report on the work of the La Plata Museum, contain- 
ing a description of a number of species of Tertiary Mammals from S. 
America, of which 28 are regarded as new. Also mentions certain exist- 
ing species, of which 1 is described as new. [See Octodontidcc, Ohinchil- 
lidce , Caviidce, ElephantidcCy Typotheriidm, Equidce , Macraucheniidce, 
Cervidce , Physeteridm , Megatheriidce , and Glyptodontidce .] 
Mott, F. Microscopical Examination of Clarke’s Column in Man, the 
Monkey, and the Dog. J. Anat. Phys. xxii, pp. 479-497. 
It is concluded that Clarke’s column is limited in Man, the Monkey, 
and the Dog, to those regions of the spinal cord which have been shown 
to give rise to the fiuo medullated fibres of the visceral-vascular system 
in the Dog. 
Nathusius, A. [See Bovidce.] 
Nehring, A. Ueber den Character der Quartiirfauna von Thiede bei 
Braunschweig. JB. Mineral, 1889, i, pp. 66-98. [Extract published 
in advance in 1888.] 
Commences with the horizons of tho various ossiferous deposits, followed 
by a list of the farina, which comprises 28 species of Mammals, and con- 
cludes with criticisms upon the observations of Wollemann and others. 
. Ueber die Diluvialfaunen von Westeregeln und Thiede. SB. nat. 
Fr. 1888, pp. 39-44. 
Criticizes the observations of Pohlig and Wollemann upon this subject, 
and concludes that the former has confounded the faunas of two distinct 
periods. 
. Yorlaufige Entgegnung auf Wollemann’s Abhandlung fiber die 
Diluvialsteppe. T. c. pp. 155-166. 
Further criticisms on the same subject. 
. [See also Canidce , Bovidce , and Suidce.~\ 
Nicolas, A. Surquelques details relatifs a la Morphologie des Elements 
Epitheliaux des Canalicules du Corps du Wolff. C.R. Soc. Biol. 
(8) v, pp. 337-339. 
Describes certain peculiarities in the epithelium of the Wolffian bodies 
of the Pig, Rabbit, and Sheep. 
Niessing, G. Untersuchungen fiber die Entwicklung und den feinsten 
Bau der Samenfaden einiger Saugethiere. Yerh. Ges. Wfirzb. xxii, 
art. 2, 29 pp., 2 pis. 
Observations on the development of the seminiferous tubes of a 
number of Mammals ; the results of the author’s observations being 
summed up at the conclusion of the memoir. 
