Y\5 
ABERRANT circles explained, 323. 
328. Groups, characters of, 249. 
Various, compared, 253. 
Accentor modularis, 289, * 
Acrita, their diversity explained, 
209. 
Affinity, three relations of, 233. 
African animals in general, 91. 
America, temperate, 62. 
American animals generally, 56. 
Amphrisius Priamus, 54. 
Analogical tables : —Insessores and 
Aves, 231. Raptores and Inses- 
sores, 239. Tenuirostres and 
Conirostres, 297, 298. Merulidz 
and Aves, 332. 
Analogical tests of circles, 333. 
Analogies, different modes of stat- 
ing, 296. True and false, 241. 
Of the Merulida, 332. 
Analogy, theory of, 288. 296, 
Analogy and affinity illustrated, 
231. 
Animal geography, different opi- 
“nions upon, 4. First divisions 
of, 16. 
Animals of Europe, 18. Asia, 43. 
Africa, 91. America, 56. Aus- 
tralia, 114. 
Ants of Africa, 98. 100. America, 
87. 
Aquatic or natatorial forms, 249. 
Arctic America, 58. 
Arctic Europe, 30. 
Arctic regions, animals of, 17. 20. 
Aristotle, system of, 134, 
Artificial systems, 125. 
Australian animals generally, 114. 
B. 
Beaver, 32,60,69, 69, 144,172,267. 
Binary systems, 193. 
Birds, class of, illustrated, 237. 
Birds of Europe, 19. Feet of the 
orders of, 559. 
Brazil, general view of, 73. Quadru- 
INDEX. 
peds of, 77. Birds of, 80. Rep- 
tiles of, 83. Insects of, 84. Shells 
of, 88. ; 
C. 
Camelopardalis, two species of, 95. 
Central Asia, 46. 
Central Europe, animals of, 33. 
Central group of Fries, 216. 
Characters of species, 274. 
Chilopoda and Thysanura, 217. 
Circular arrangement of the animal 
kingdom, 203. Theory explained, 
202. 320. 
Circular arrangement of the class 
Aves and genus Parus, 293. JLa- 
niadz and Merulide, 234. Meru- 
lide, 331. 
Classification, first laws of natural, 
Oo4. 
Collecting, plans for, recommended, 
310. Hints for, 315. 
Colour of species, 279. 
Comparison of groups, 330. 
Creation must have a plan, 319. 
Crow, qualities of, 243. 
Cuvier, system of, 170. 
D. 
De Geer, system of, 187. 
Denomination of groups, 325. 
Dentirostral birds, remarks upon, 
361. 
Diagrams of the first divisions of a 
circle, 227. Ofthe animal king- 
dom, 203. Of theclass Aves and 
genus Parus, 293. Laniade and 
the Merulide, 234. Merulide, 
331. 
Dichotomous systems, 193. 
Divisions of a circle, 227. 322. 
Dodo of Madagascar, 112. 
E. 
Entomology of tropical Africa, 98, 
Equinoctial Africa, yd. 
Cebhalofoda, 167, 1665178199, 
203,250,25)\ ‘ 
