INDEX 



181 



Recent epoch, 87, 99, 101 

 Recessive characters, 158 

 Record, geological, 95 



palseontological, 93 

 Region, zoological, 126, 127, 



136 

 Reindeer, 132 

 Reptiles, 33, 144 



age of, 90 



Cenozoic, 89, 90 



Mesozoic, 90 



Permian, 98 

 Rhinoceros, African, 111 



Indian, 111, 112 



Siberian, 140 



Sumatran, 111 

 Rhinoceroses, 120 



aquatic, 110, 111 



cursorial, 110 



evolution of, 110 



paired-horn, 113 



true, 110, 111 

 Rodentia, see Rodents. 

 Rodents, 103, 133 



rudimentary teeth in, 70 



porcupine-like, 134 

 Rudimentary organs, 56, 66 

 Rudiments, 44 

 Ruminants, blood of, 78 



ontogeny of, 69 

 Russia, 170 



Sabre-tooth tigers, 123, 135 



Sacculina, 72 



Sago palms, 88 



Sahara, 128, 139 



St. Helena, birds and reptiles of, 



146 

 Salamander, 144, 156 



Saturnia botti, 40 



luna, 39, 40 

 Scandinavia, 131, 132 

 Schlosseh, 171 

 schmankewitsch, 152 

 Schroder, 153 

 Scorpions, 65, 79, 92 

 Scott, 28 

 Sea-lilies, Cenozoic, 89 



Palaeozoic, 92 

 Sea-lions, 32 

 Seals, 32 

 Segregation, 159 

 Selenka, 143 

 Sera, anti-carnivore, 78 

 Serum, 74 



anti-fowl, 75 



anti-horse, 75 



anti-human, 75, 77 



anti-lizard, 79 



anti-llama, 78 



anti-pig, 75, 78 



anti-turtle, 78 

 Sexual selection, 19 

 Seychelles, 142 

 Shark, embryo of, 63 

 Sharks, Cenozoic, 89 



Mesozoic, 90 



Palaeozoic, 91 

 Sheep, 36, 132 



blood of, 78 



embryo of, 70 

 Shells, fresh-water, 144 

 Sicily, 124 

 Silurian period, 87 

 Simiidse, 77 

 Skunks, 134 

 Sloths, 134 

 Snail, garden, 161 



