320 
-GENERAL INDEX 
^Persian Gulf, Lieut.-Col. L. Felly on the 
shores of the, 1865, 126 
Perspective, or homograph} 7 , Prof. Syl¬ 
vester on the quantity and centre of 
gravity of figures given in, 1863, 2 
Perthshire, South, Prof. Harkness on the 
Old Red. Sandstone of, 1861, 114 
Peru, T. J. Hutchinson on the commer¬ 
cial, industrial, and natural resources 
of, 1874, 177 
-—- prehistoric, T. J. Hutchinson on the 
anthropology of, 1874, 154 
-Wild Indians, Prof. A. Raimoncly on 
the, inhabiting the forests of Huanta, 
1867, 129 
--and Bolivia, recent explorations in, 
H. Guillaume on, 1889, 667 
Peruvian coast-valleys of Chira and Piura 
and the adjacent deserts, R. Spruce on 
the physical geography of the, 1864, 
148 
-explorations and settlements on the 
Upper Amazons, F. F. Searle on, 1869, 
167 
Petalorhynchus, Ag., the zoological posi¬ 
tion of the genus, J. W. Davis on, 1881, 
646 
Peter (Rev. J.), the stone circles in 
Aberdeenshire, with special reference 
to those in the more lowland parts 
of the county, their extent andarrange- 
ment, singly or in groups, with general 
observations, 1885, 1221 
Peterhead, C. W. Peach on the naked- 
eyed Medusas found at, 1867, 96 
Peterkin (W. A.) on the administration 
of the Poor Law, 1871, 213 
Petersen (H.) and A. Erman, report on 
the Gaussian constants for 1829, 1872, 1 
Petherick (John), latest news from Mr. 
»S. Baker, the traveller in Central 
Africa, 1864, 146 
Petherwin and Barnstaple beds, W. Pen- 
gelly on the relative age of the, 1861,124 
Petitot (Rev. E.) on the Athabasca dis¬ 
trict of the Canadian North-west terri¬ 
tory, 1883, 599 
Petrels, the anatomy and classification of 
the, based upon those collected by 
H.M.S. ‘ Challenger,’ W. A. Forbes on, 
1881, 671 
'•’'Petrie (G.) on the antiquities of the 
Orkneys, 1863, 143 
. on ancient modes of sepulture in 
the Orkneys, 1871, 156 
- (W. M. F.), notes on some speci¬ 
mens of saw-cuts and drill-holes in 
hard stones of primeval Egyptian 
period, 1881, 697 
-on the discovery of Naukratis, 1885, 
1216 
- on racial pholographs from the 
ancient Egyptian pictures and sculp¬ 
tures, 1887, 439 ; remarks on his collec¬ 
tion of ethnographic types in Egypt , 
1887, by Rev. H. G. Tomkins, 450 , 899 
Petrie (W. M. F.), *notes on the accu¬ 
racy of the sculptures and paintings of 
races on the Egyptian monuments,1887, 
899 ; studies on some groups of his casts 
and photographs of ethnographic types 
from Egypt, 1887, by Rev. H. G. Tom¬ 
kins, ib. ; *observations thereon, by 
Dr. I. Taylor, 907 
-the plant remains discovered by, in 
the cemetery of Hawara, Lower Egypt, 
P. E. Newberry on, 1888, 712 
* -on wind-action in Egypt, 1889, 663 
‘ Petrified human eyes ’ from the graves 
of the dead, Arica, Peru, Rev. Dr. 
Hume on the so-called, 1869, 135 
--- wood of Lough Neagh, Prof. Hodges 
on the, 1874, 58 
Petrography of the volcanic and asso¬ 
ciated rocks of Nuneaton, T. H. Waller 
on the, 1886, 623 
Petroleum and allied products, Colonel 
R. Maclagan on the geographical dis¬ 
tribution of, 1871, 180 
* -intermittent discharges of, in the 
Valley of Pescara, Italy, Prof. Ansted 
on, 1866, 50 
— the legal flashing test for, F. A. 
Abel on, 1882, 486 
——- ships for the carriage of, A. R. 
Liddell on, 1889, 738 
-spirit or ‘ benzoline,’ A. H. Allen on, 
1879, 318 
-spirit and analogous liquids, further 
notes on, by A. H. Allen, 1880, 547 
* -of North America, the origin and 
mode of occurrence of the, T. S. Hunt 
on, 1862, 195 
-in North America, Prof. C. H. Hitch¬ 
cock on the geological distribution of. 
1866, 55 
*Pettersson (Dr. 0 .) on recent Swedish 
investigations on the gases held in solu¬ 
tion by the sea-water of the Skagerack, 
1890, 779 
Petzval’s asymptotic method of solving- 
differential equations, W. Spottiswoode 
on, 1861, 10 
fPfaff’s problem, the history 7 of, A. R. 
Forsyth on, 1890, 743 
Pfoundes (C.), our sailors for defence 
and commerce—at home and abroad, 
1882, 641 
Phasnogamous plants, list of rarer, dis¬ 
covered in the S.E. of Durham since 
1829, by John Hogg, 1863, 96 
Phasophyceas, the physiology of some, 
T. Hick on, 1887, 761 
Phanerogams, P. Groom on the growing 
point of, 1886, 707 
Phascogale , the myology of the shoulder 
and upper arm of the, Dr. D. J. Cun¬ 
ningham on, 1877, 107 
