CONTENTS. 
CONTENTS OF No. LXXXI, N.S., JANUARY, 1881. 
MEMOIRS: 
PAGE 
Notes on a Peculiar Form of Polyzoa closely Allied to Bugula 
(Kinetoskias, Kor. and Dan.). By Grorce Busx, F.R.S. 
(With Plates I and II) . : 3 : : - i 
On the Germination and Histology of the Seedling of Welwitschia 
mirabilis, By F. Orpen Bower, B.A.,Camb. (With Plates 
IiT and IV) . ‘ : : ; : Say deed 
Notes on some of the Reticularian Rhizopoda of the ‘ Chal- 
lenger” Expedition. By Henry B. Brapy, F.RS.. a no 
On the Head Cavities and Associated Nerves of Elasmobranchs. 
By A. Mitnes Marsuatt, D.Sec., M.A., Fellow of St. 
John’s College, Cambridge. Professor of Zoology in Owens 
College. (With Plates Vand VI) . ; : eet 
Contributions to the Minute Anatomy of the Nasal Mucous 
Membrane. By EH. Kuety, M.D., F.R.S., Lecturer on 
Histology and Embryology, in the Medical School of St. 
Bartholomew’s Hospital. (With Plate VIJ) : ee 
Histological Notes. By E. Kuzty, M.D., F.R.S., Lecturer on 
Histology and Embryology in the Medical School of St. 
Bartholomew’s Hospital : : : 7 . 14 
On the Intra-Cellular Digestion and Endoderm of Limnocodium, 
By E. Ray Lanxester, M.A., F.R.S. (With Plates VIII, 
IX,.and X). . ; ; ° ; c ee 
On the Micrometric Numeration of the Blood-corpuscles and 
the Estimation of their Hemoglobin. By Mrs. Exnest Harr 132 
Preliminary Account of the Development of the Lampreys. By 
W. B. Scort, M.A., Assistant in Paleontology, Princeton . 146 
