VI 
CONTENTS. 
CONTENTS OF No. LXXX, N.S., OCTOBER, 1880. 
MEMOIRS: 
PAGE 
Larval Forms : their Nature, Origin, and Affinities. By F. M. 
Balfour, M.A., F.R.S., Fellow of Trinity College, Cambridge 381 • 
On the Classification of Cryptogams. By Alfred W. Bennett, 
M.A., B.Sc., F.L.S., Lecturer on Botany at St. Thomas’s 
Hospital ....... 408 
A Reformed System of Terminology of the Reproductive Organs 
of the Cryptogamia. By Alfred W. Bennett, M.A., B.Sc., 
F.L.S., Lecturer on Botany at St. Thomas’s Hospital ; and 
George Murray, F.L.S., Assistant Botanical Department, 
^ British Museum . . . . . .413 
\J On the Laminar Tissue of Amphioxus. By Professor Pouchet. 
(With Plate XXIX) . . . . . .421 
The Peripheral Nervous System in Paloeo- and Schizonemertini, 
one of the Layers of the Body -wall. By Dr. A. A. W. 
Hubrecht, of Leyden. (With Plates XXXII and XXXIII) 431 
The Eye of Pecten. By Sydney J. Hickson, B.Sc., Scholar 
of Downing College, Cambridge. (With Plates XXXIV and 
XXXV) 443 
On the Terminations of Nerves in the Epidermis. By L. Ranvier, 
Professor at the College de France. (With Plate XXXVI) . 456 
On the Termination of the Nerves of the Mammalian Cornea. By 
E. Klein, M.D., F.R.S., Lecturer on Histology at St. Bar- 
tholomew’s Medical School. (With Plate XXXVI) . .459 
Histological Notes. By E. Klein, M.D., F.R.S., Lecturer on 
Histology at St. Bartholomew’s Medical School . .476 
REVIEWS : 
Atlas of Histology. By E. Klein, M.D., F.R.S., and E. Noble 
Smith, L.R.C.P., M.R.C.S. . . . . .480 
Freshwater Rhizopods of North America. By Joseph Leidy. 
M.D., Professor of Anatomy in the University of Pennsyl- 
vania, and of Natural History in Swarthmore College, Penn- 
sylvania ....... 480 
A History of the British Marine Polyzoa. By Thomas Hincks, 
B.A., F.R.S. . . . • . . . .481 
NOTES AND MEMORANDA : 
Medusa and Hy droid Polyps living in Fresh Water . .488 
On the Respiration of the Crustacea .... 485 
Index 
. 487 
