LIST OF PUBLICATIONS. 
Mamm. 1 7 
149. Hartlaub, C. Beitriige zur Kenutniss der Mcinatus- Arten. Zool. 
JB. i, pp. 1-112, taf. i-iv. 
The author distinguishes 3 species of the genus \cf. Manatus ], and very 
carefully compares the skulls of the three forms.- Notes on the distribu- 
tion of the group are added. Natterer’s species, the hitherto less gene- 
rally recognized form ( M . inunguis ), is fluviatile, and confined, as far as is 
known, to the Amazons and Orinoco. 
150. . Uebor Manatherium delheidi , eino Sirene aus dem Oligocan 
Belgiens. T. c. pp. 309-378. 
151. Hasse, C. Ueber die Gefiisse in der lamina spiralis membranacea 
des Gehororgans der Wirbeltiere. Anat. Anz. i, pp. 96-98. 
152. Haswell, W A. On the Myology of the Flying Phalanger ( Petau - 
rista taguanuides ). P. Linn. Soc. N.S.W. (2) i, pp. 176-182. 
The only remarkable modification of the muscles of this flying form 
is the presence of a femoro-caudal muscle not found in any other 
Mammal. 
153. He ape, W. The Development of the Mole ( Talpa europcea ): the 
Ovarian Ovum and the Segmentation of the Ovum. Q. J. Micr. Sci. 
xxvi, pp. 157-174, pi. xi. 
An account of the early stages of the Mole to the end of the segmen- 
tation process. 
154. . The Development of the Mole ( Talpa europma ) : stages 
E to J. Op. cit. xxvii, pp. 123-1 G3, pis. xi-xiii. 
Detailed account of the early formation of the principal organs of the 
body from the threo primitive cell-layers. 
155. Hertwig, 0. Lehrbuch der Entwicklungsgeschichte des Menschen 
und dev Wirbelthiere. Erste Abt. mit 129 Abbildungen und zwei 
Tafeln. Jena : 1886, 8vo, pp. 1-202. 
A new text-book of embryology ; the present part contains a description 
and history of the generative products, a general description of segmen- 
tation and the formation of the layers, metameric segmentation, and of 
the egg-membranes of Sauropsida and Mammals. 
156. Hofman, A. Saugethierreste aus der Stuhleck-Hohle. MT. Yer. 
Steierm. xxi, pp. 3-11, taf. i & ii. 
Descriptions of fossil remains — Ursus, Lepus, Antilope. 
157. Holder, C. F. The Ivory King: a Popular History of the 
Elephant aud its Allies. London : 1886, 8vo, pp. 1-330, illus- 
trated. 
158. Holmberg, E. L. Los resultados cientificos, especialmente zool6- 
gicos y botduicos, de los tres viajes llevados k cabo, en 1881, 1882 y 
1883, k la Sierra del Tandil. Act. Ac. Cordob. v. [Mamiferos, 
pp. 63-72.] 
List of Mammals (13 in number) obtained in the Sierra del Tandil, in 
the southern part of the province of Buenos Ayres. 
1886. [VOL. XXIII.] 
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