INDEX. 



375 



Generic analogies, 278 ; generic iden- 

 tity, 22 

 GEOFFROY ST. HILAIRE (Ei.), his 



works, 24, n.; 97, n. 1; 145, n. 1 

 GEOFFROY ST. HILAIRE (IsiD.), his 



works, 73, n.; 98, n.; 215, n. 1 

 Geographical range of animals, 42-52; 



not accidental, 60; in past ages, 152 

 GERVAIS, his work, 145, n. 1 

 GERMAR, his work, 142, n. 4 

 GIBBS, his paper, 145, n. 1 

 GIEBEL, his work, 144, n. 1 

 Gills and lungs compared, 92 

 GIRARD, his paper, 113, n. 2 

 GLIDDON, see NOTT 

 GOETHE, works on Natural History, 



24, n. 3 

 GOLDFUSS, his works, 141, n. 1; 145, 



n. 1 



GOODSIR (H. D. S.), his paper, 119,n.l 

 GOPPERT, his work on fossil plants, 



141, n. 1 

 GOSSE, his work, 105, n.; 106, n.; 118, 



n. 2 

 GOULD (A. A.), his works, 37, n. 2; 52, 



n.; 244, n. 1 



Gradation of structure among ani- 

 mals, 34, 36-42; how it corresponds 



to the order of their succession in 



geological times, 42 

 GRANT, his works, 37, n. 2 

 GRATELOUP, his work, 142, n. 4 

 GRAY (G. R.), his work, 45, n. 2 

 Great types or branches of the animal 



kingdom, 207-219 

 GREEN, his work, 145, n. 1 

 Gregarince, 116 

 GRUBE, his work, 45, n. 1; 114, n. 2; 



117, n. 2 

 GURLT, his catalogue of worms, 45, 



n. 1 



Gut-animals, 208 

 GUTBIER, his work, 142, n. 4 

 Habitat of animals, 48 

 HACKEL, his paper, 122, u. 1 

 HAGENOW, his work, 145, n. 1 

 HAIME, his paper with EDWARDS, 44, 



n. 1; his paper on Cerianthus, 103, 



n. 1; his work with D'Archiac, 113, 



n. 2; 162, n. 1; 169, n. 3 

 Halcyonaria, their standing, 161, 223 

 HALL (J.), his works, 32, n. 1; 142, 



n. 4; 145, n. 1 



HAMMERSCHMIDT, his paper, 116, n.2 

 HANCOCK, his paper, 108, n. 2 



HARRIS (T. W.), his work, 85, n. 2. 



HASSELT, his paper, 124, n. 1 



HAWN (F.), his paper, 142, n. 4 



HAWLE, his paper with Corda, 145, n. 1 



HAYDEN, his paper, 133 



HECKEL, his paper, 145, n. 1 



HEER, his papers, 145, n. 1; 150, n. 3 



Helminths, 114 



HENLE, his work with Miiller, 45, n. 



2; his paper, 116, n. 2 

 HEROLD, his works, 120, n. 1; 121, n. 



1; 134, n. 2 



HIXCKS, his papers, 105, n.; 108, n. 1 

 HOGG, his paper, 111 n. 

 HOLBROOK, his work, 68 n. 

 Holothurioids, their standing, 162 

 HOLMES, see TUOMEY and HOLMES 

 Homarus Americanus, 5 

 Homology, 26, 130, 172 

 Hornologies of disconnected animals, 



25-29 ; limited to animals of the 



same branch, 226 

 HONINGHAUSS, his paper, 145, n. 1 

 HORNESS, his work, 142, n. 4 

 HORNER (F. R.), his paper, 125, n. 1 

 HOYER (H.), his paper, 125, n. 1. 

 HUBER, 214 



HUMBOLDT (A. v.), his works, 19, n. 1 

 (W. v.), his works, 19, n.; 



98 n. 



HUNTER (J.), his works, 125, n. 1. 

 BUTTON (W.), his work with LINDLEY, 



141, n. 1 

 HUXLEY, his works, 102, n. 1; 105, 



n.; 106, n.; 108, n. 1; lll,n.; 113, 



n. 2; 115, n. 1 ; 118, n. 2 and 3 ; 



his account of Baer's view, 358, n. 

 Hybridity, 250 

 Hydro ids, 136 

 Hydrozoa, as a class, 328 

 Hypembryonic types, 175 

 Hypocotyledones, or Hypovitellians, 



correspond to Vertebrata, 361 

 Identical types found every where, 21- 



23 



Identity of structure of widely distri- 

 buted animals, 52-60 

 Immaterial principle of the ammals,97 

 Immutability of species, 3, 75-84 

 Independence of organized beings of 



physical causes, 22 

 Individuals, 8, 30, 256, 266 

 Individuality among animals, 97, 252 

 Inequality of all the natural groups 



of the animal kingdom, 263 



