Contributions to the theory of natural selection. A series of essays ... By Alfred Russel Wallace ...

INDEX. 375
CELEBES, local modifications of COLoun, in animals, popular theoform in, 170; probable cause of ries of, 47; frequent variations
these, 176; remarkable zoolo- of, in domesticated animals, 48;
gical peculiarities of, 195-199. influenced by need of concealCENTROPUS, sexual colouring and ment, 49; in deserts, 49, 50;
nidification of, 242. in Arctic regions, 50, 51; nocCephalodota spinispes, 92. turnal, 51; tropical, 52; special
Ceroxylies laceratres, imitates a modifications of, 52; different
moss-covered stick, 64. distribution of, in butterflies
CEaRTIOLA, sexual colouring and and moths, 58; of autumnal
nidification of, 244. and winter moths, 62; white,
Cethosia aole, 172; biblis, 172. generally dangerous and thereCETONIAD.E, how protected, 73; fore eliminated, 66; why it
similar colours of two sexes, exists so abundantly although
114. often injurious, 69; influenced
CaYCorsis, 196. by need of protection, 113; of
Charis melipona, 96. female birds, 114; in relation to
CHEMATOBIA, wintry colours of this nidification of birds, 116; gaudy
genus, 62. colours of many caterpillars,
Chlamys pilielc, resembles dung of 117; in nature, general causes
caterpillars, 58. of, 126; local variations of,
CIRYSIDIDE, how protected, 72. 173; sexual differences of, in
CHRYSOMELIDaE, similar colouring birds, 239; in female birds, how
of two sexes, 114. connected with their nidificaCICINDELA, adaptive colour of va- tion, 240, 246; more variable
rious species of, 57. than structure or habits, and
Cilir comzpressa, resembles bird's therefore more easily modified,
dung, 63. 249; of flowers, as explained by
CLADOBATES, mimicking squirrels, Mr. Darwin, 262; often corre107. lated with disease, 316.
CLASSIFICATION, form of true, 6; CoMPSOGNATHUS, 300.
circular, inadmissible, 8; quinn- Condylodera tricondyloides, 97.
rian and circular, of Swainson, CONSCIOusNEss, origin of, 360;
46; argument from, against Professor Tyndall on, 361; not;
Mr. Darwin, 295. a product of complex organizaCLIMACTERIS, sexual colouring and tion, 365.
nidification of, 243. CORRELATION of growth, 310.
COCCINELLIDaE, how protected, 72; Corynomalms sp., 92.
similar colouring of sexes, 114. COTINGIDAS, sexual colouring and
COEXISTING varieties, 159. nidification of, 244.
Collyrodes lacordairei, 95. CR.AToSOMUs, a hard weovil, 94.