. Ill 
Chionaspis candida Banks, 222; new spe- | 
cies described, 232. 
Chionaspis candida (nom. prioc.), 787. 
Chionaspis inday Banks (nom, noy.), 787. 
Cholera in Manila, epidemic of 1882, 712. 
Chrysis, 685. 
Chrysis mendicalis Cameron, 685. 
Chrysis miri Brown, new species described, 
685. 
Chrysomphalus aonidum Linn., 221. 
Chrysomphalus propsimus Banks, 221. 
Chrysomphalus propsimus, new species de- 
scribed, 230. 
Cigarette beetle, 1070. 
~Cimex lectularius Linn., 1072. 
Cinnyris sperata (Linn.), 775. 
Classification of Dr. David P. Barrows of 
Igorots by dialect groups, 796; of tribes 
of northern Luzon by Dr. David P. 
Barrows, 796, 797; of non-Christian 
tribes of Luzon by Blumentritt, 791, 793, 
794. 
CLOVER, A. M., Philippine Wood Oils, 191. 
Coals, 
from their proximate analyses, 877-879. 
Cobalt test of transpiration, 30-38. 
Coccus of beriberi, 172; of Okata Kokubo, 
a iy 
Coconut fiber, paper pulp from, 1084. 
Coconut leaf; anatomy of, 23; 
of, 22; hinge of, 23, 38, 54, 57. 
Coconut leaves; age of, and transpiration, | 
calculation of their calorific value | 
geotropism | 
34; growth of, 18 et seq.; temperature | 
of, in sunlight, 36; turgor in, 25. 
Coconut oil; action of organisms on, 133; 
active oxygen in, 137-138; change in 
free acid on standing, 121; deterioration 
of, in copra, 123; determination of, in 
copra, 62; effect of age and method of 
preparation in keeping qualities of, 118— 
119; factors causing rancidity in, 136; 
loss in yield of, by using green nuts, 73; 
yield per 1,000 coconuts’ from San Ra- 
mon, Mindanao, 79. 
Coconut skipper, 212, 
Coconut slug-caterpillar, the, 216—217. 
Coconut stomata, turgor of, 26—27. 
Coconut trees, distance between, 44. 
Coconut weevil; four-spotted, 163, remedies 
and preventives, 165; shot-hole, 159, 
remedies and preventives, 160. 
Coconuts ; age in reference to quality of the 
nut, 63; analyses of, from Davao, Minda- 
nao, 80, of different color, 73, from 
different localities, 76, nuts from the 
same tree but of varying degrees of 
ripeness, 68; changes taking place during 
ripening, 72; insects of, 1069; light in- 
fluence on transpiration of, 35; methods 
of analyses, 62; water seepage, as source 
of plant food of, 61; yield of, at San 
Ramon, 42-45; yield of copra and oil 
from 1,000, 79. 
Cogon (Imperata exaltata) ; chemical anal- 
ysis of, 458; soda pulp from, 458-459 ; 
bleached pulp from 459—460 ; paper, hand- 
made, from, 462. 
Cogonales, 395. 
Conjugation, intracorpuscular, 523. 
COPELAND, EDWIN BINGHAM, On the 
Water Relations of the Coconut Palm 
(Cocos nucifera), 6. 
Copra; determination of oil’ in, 62: effect 
of moisture on keeping qualities of, 125— 
126; effect of molds on, 124; experiments 
on drying, 127-132; insects affecting, 
223; loss in yield of, by using green 
‘nuts, 73; San Ramon, yield per 1,000 
coconuts, 79. 
Copsychus mindanensis (Gm.), 774. 
Cordillera Central, 798. 
Corethrinez, 991. 
Corn insects, 1069. 
Corpha umbraculifera, 1081, 
COUNCILMAN, W. T., Studies upon Ex- 
perimental Variola and _ vaccinia 
Quadrumana, Introduction, 239. 
COX, ALVIN J., Philippine Coals and: their 
gas-producing Power, 877. 
in 
| Crab louse, 1072. 
Coconut palm; cotyledon of, 17; daily | 
periodicity in growth of, 21; effect of 
drought on, 20, 25, 38 et seq. ; of wind on 
30, 31, 34, 37, 45; fitness of, for habitat, 
6, 44; injury by drought, 38 et seq.; leaf, | 
17; mechanism of stomata, 25 et seq.; | 
_ Culex annuliferus Ludlow, 986. 
mesophyll of, 23-25; mineral food of, 37, 
38, 40, 43, 45; necessity of water for, 
61; nuts of, 18, 20, 22, 40, 41; pneuma- 
thode root of, 9-12, 14, 54; root of, 6-8, 
20, 38—40 ; root system, 6—7, 40; seedling 
of, 18-20, 28; stomata of, 25-27, 30, 31, 
34, 36; transpiration of, 28-37, 44; use 
of coir for paper pulp, 1082; water- 
storing tissue of, 25. 
Coconut roots; absorbing zone, 10; absorp- 
tion by, 12; absorption of water by, 
12-15, 20, 28; absorption of potassium 
nitrate by, 16; anatomy, 9; autotropism 
of, 8; elasticity, 7; endodermis of, 9, 54; | 
epidermis of, 10, 11, 14, 54; geotropism 
of, 9; growth of, 8, 20; hypodermis of, 
7-10, 17, 54; osmosis in, 12; pericycle 
of, 9; turgor in, 12-13, 17, 39. 
CRAIG, CHARLES F., Observations upon 
Malaria, 523. 
Cryptorrhynchus lapathi Linn., 160. 
Culex japonicus Theob., 986, 1000, 1001. 
Culex concolor Desvoidy, 986. 
Culex fatigans Wiedmann, 782, 986, 987, 
LOT2: 
Culex fragilis Ludlow, 987. 
Culex gelidus Theob., 987. 
Culex gelidus cuneatus Theob., 987. 
Culex hirsuteron Theobald, 987. 
Culex impellens Walker, 987. 
Culex luteolateralis Theob., described, 987, 
998. . 
Culex microannulatus Theob., 988. 
Culex pipiens Linnzus, 988. 
Culex quasiunivittatus Theob., 988. 
Culex rizali Banks, new species, 988; des- 
cribed, 999. 
Culex rubithorax Macquart, 988. 
Culex tigripes De Gr. et De Ch., 988. 
