X CONTENTS. 



Page 



Classes of Animals according to their modes of Coitus 34 



Classes of Animals according to their Temperature 35 



Classes of Animals according to their Size 35 



Classes of Animals according to their Element 35 



Of perfect and imperfect Animals 36 



Progression and Declension of perfection in Animals 36 



On the Origin of Species 37 



Varieties of Animals 38 



On the Natural History of Man. 



Superiority of Man according to Mind . , 39 



Superiority of Man according to Frame 40 



Of the Use of the Feet in Man 40 



Of the Bow-leg • 41 



Difference between Man and the Monkey 43 



Comparative Observations between the Human and Brute-kind 45 



Special Observations in Natural History. 



The Uses of Animals to Man 45 



Of the Sociability of Man and of Animals 49 



Influence of Parents on manners of young Animals 53 



Of the Natural Disposition of Animals towards one another 53 



Of the Combative Principle in Animals 54 



Of the Rising of Animals 56 



Loose Notes, &c. on the Limbs of Animals 57 



Progressive Motion of the Newt 57 



On the Horse 57 



Of the effects that Medicines have on the Horse 58 



On the Ass 59 



Economy of Crows 59 



Economy of Humble-bees 60 



Economy of Hornets 73 



Loose Notes on Hornets 81 



Economy of Wasps 82 



Loose Notes on Wasps 92 



Economy of Beetles 93 



On the Maychafer [ Geotrupes stercorarius] 93 



On the Cockchafer [Melohntha vulgaris] 95 



On the Pose-beetle [Cetonia aurata] 96 



On the Grasshopper \_Phasgoneura viridissima] 96 



On the Dragon-fly \2Esthna grandis] 98 



On the Aphis Abietis 99 



On the White Evening-Moth [Porthisia chrysorrhoea] 100 



On the White Butterfly [Pontia Brassicce] 101 



On the Ant 101 



On the Pat-tailed Fly [ Muscu {Eristalis) tenax] 102 



On the Gnat [ Culcx pipiens] 102 



