VI 
Contents. 
PAGE 
The Old Englisli Mile. By Wm. Flinders Petrie. Communicated 
by Professor Robertson Smith, . . . . . 254 
A Re-Statement of the Cell Theory, with Applications to the Mor- 
phology, Classification, and Physiology of Protists, Plants, and 
Animals. Together with an Hypothesis of Cell-Structure, and an 
Hypothesis of Contractility. By Patrick Geddes. (Plate IV.), . 266 
On the Change in the Peltier Effect due to Variation of Temperature. 
By Albert Campbell. Communicated by Professor Tait, . 293 
On the Problem of the Lathe-Band, and on Problems therewith con- 
nected. By Edward Sang, . . . . . 294 
Notes on the Madi or Moru Tribe of Central Africa. By Robert W. 
Felkin, F.R.S.E., F.R.G.S., Fellow of the Anthropological Societies 
of London and Berlin, &c. (Plate V.), . . . . 303 
On the Crinoidea of the North Atlantic between Gibraltar and the 
Faroe Islands. By P. Herbert Carpenter, D.Sc. (Camb.), Assist- 
ant Master at Eton College. With some Notes on the Myzostomida, 
by Prof. L. von Graff, Ph.D. Communicated by Mr John Murray, 353 
On the Structure of the Pitcher in the Seedling of Nepenthes, as 
compared with that in the Adult Plant. By Prof. Alexander 
Dickson, M.D., ....... 381 
Approximation to the Roots of Cubic Equations by help of Recurring 
Chain Fractions. By Edward Sang, LL.D., . . . 387 
The Researches of M. E. de Jonquieres on Periodic Continued Frac- 
tions. By Thomas Muir, M.A., . . . . . 389 
Additional Note. By the Same, ..... 398 
New Forms of Nerve Terminations in the Skin of Mammals. By 
George Hoggan, M.B. (Edin.). Communicated by Prof. Turner, 400 
Diagnoses Plantarum novarum Phanerogamarum Socotrensium, etc. ; 
quas elaboravit Bayley Balfour, Scientise Doctor et in Universi- 
tate Glascuensi rerum botanicarum regius Professor. Pars quarta 
(Supplementum), ....... 402 
Abstract Report on the “ Porcupine” Tunicata. By Professor W. A. 
Herdman, ........ 412 
Arrangement of the Metals in an Electro-Frictional Scale. By A. 
Macfarlane, D.Sc., . . . . . . .412 
On Distant Vision. By E. E. Maddox Esq. Communicated by 
Professor Crum Brown, . ... . . . 433 
On the Formation of Small Clear Spaces in Dusty Air. By Mr 
John Aitken, . . . . . . . 440 
The Remarkable Sunsets. By Mr John Aitken, . . . 448 
President’s Address, giving a Review of the Hundred Years’ History 
of the Society, . . . . . . .451 
On the Microscopic Characters of Volcanic Ashes and Cosmic Dust, 
and their Distribution in the Deep-Sea Deposits. By Mr John 
Murray and M. I’Abbe Renard. Communicated by Mr John 
Murray, ........ 474 
On the Nomenclature, Origin, and Distribution of Deep-Sea De- 
posits. By J ohn Murray and M. I’Abbe Renard. Communicated 
by John Murray, ....... 495 
