LfST OP PUBLICATIONS. 
Mamm. 5 
23. Backhouse, J. 0>n a Mandible of Machcerodus from the Forest-bed ; 
with an Appendix by R. Lydekker, Esq. Q. J. Geol. Soc. xlii, 
pp. 309-312, pi. x. 
24. Baginsky, B. Zur Entwicklung der Gehorschnecke. Arch. mikr. 
Auat. xxviii, pp. 14-36, taf. v & vi. 
On the development and histology of the cochlea. 
25. . Ueber den Ursprung und den centralen Verlauf des Nervus 
acusticus des Kaninchens. SB. Ak. Berlin, 1886, i, pp. 255-258. 
Note on the myelonic origin of the eighth nerve. 
26. Balkwill, F. H. Risso’s Grampus (Grampus griseus). Rep. Plym. 
Inst, ix, pp. 314-317, with plate. 
27. Ball, V. Observations on Lion-breeding in the Gardens of the 
Royal Zoological Society of Ireland. Tr. R. Irish Ac. xxviii, 
pp. 723-758, pi. xviii. 
A general account of the Lion-breeding in the Dublin Zool. Gardens, 
with details as to the number of cubs at a birth, the monthly periods of 
maximum production (i.e., April and September), the sexes aud mortality 
of the cubs, etc., etc. At the end a series of tables containing the sta- 
tistics is given. 
28. . On the Collection of the Fossil Mammalia of Irelaud in the 
Science and Art Museum, Dublin. Tr. R. Dublin Soc. (2) iii, 
pp. 333-348, pi. xi. 
Contains an account of the collection arranged in three series : 1, 
Prehistoric Mammals (Wild) ; 2, Prehistoric Mammals (Domestic) ; 3, 
Pleistocene Mammals. 
29. Ballowjtz, E. Zur Lehre von der Struktur der Spermatozoen. 
Anat. Anz. i, pp. 363-376. 
On the spiral thread in spermatozoa, which the author asserts to be 
double, and on other points in the structure of spermatozoa. 
30. Baraldi, G. Apparato Femminile della Generazione nei Nilgau 
( Portax picta , Pall.) ed un cenno sulla loro placenta. Atti Soc. Tosc. 
(Mem.) viii, pp. 205-214, 1 pi. 
On certain peculiarities in the uterus of this Ungulate ; the neck 
of the uterus being divided into two portions, a uterine and a vaginal 
portion, each surrounded by several sphinclers. 
30a. Bardeleben, K. Hand und Fuss. Tagebl. Vers. Deutsch. Nat. lix, 
pp. 96-102. 
On the original heptadactyle condition of the vertebrate hand and foot.* 
31. Baur, G. Ueber die Kanale in Humerus der Amnioten. Morph. 
JB. xii, pp 299-305. 
The humerus of Amniota may contain an entepicondylar or an ectepi- 
condylar canal, or both. A list of animals is given containing the three 
different modifications. 
