List of Illustrations. 



491 



Volcanic action, influence of water on, 

 240 ; action in Manilla, 241. 



"Volcano, new, in Chili, 162. 



Voltaic currents productive of sounds 

 and visible vibrations, 77. 



Volucella plumata described, 169. 



Ulva, diatoms common to, 193. 

 Unwholesome food, 385. 

 TJriconium, cemetery of, 33. 



Wats of the orchids, 387. 

 Wedding-rings, ancient and modern, 57. 



Welwitschia mirabilis, 81. 

 Work of the year, 1. 

 Writing, microscopic, 324. 



Xylocopa nigrita, a Sierra Leone bee, 

 172 ; nobilis, figured and described, 336. 



Yeab 1861, scientific work of, 1. 



Zoea, a transition form of crustaceans, 



449. 

 Zoology, progress of, 245. 

 Zostera, diatoms common to, 192. 



ILLUSTRATIONS IN COLOURS. 



PAGE 



Amphistoma conicum 24 



Fasciola hepatica 117 



Bees and their Counterfeits . . . 165 



rAGE 



Eye of the Cod-fish 199 



Beautiful Exotic Bees (frontispiece) 336 

 Distoma conjunctum 348 



The Celebrated Simon Petition 

 Crown 406 



ILLUSTRATIONS IN SILVER . 



The Wyon Crown Piece 



416 



TINTED PLATES 



Cephalosiphon limnias 49 



Echinus Spine Ill 



Haunts of the Condor in Peru . . 279 

 Entrance to Roman Mine .... 295 



ENGRAVINGS on wood. 



{Printed with the Text.) 



Site of the Cemetery of Uriconium . 34 

 Sepulchral Urns from Uriconium . 41 

 Roman Class Vessels and Pottery . 43 

 Skipper, Skopster, or Saury ... 46 

 Rotifer new to Britain .... 54, 55 

 Ancient and Modern Finger-Rings . 62 

 Earth in the Comet's Tail .... 64 



Planet's Shadow 71 



Ring of Saturn 72 



Transit of Mercury . . . .73, 74, 75 

 Cuneatic Characters of Babylon, As- 

 syria, and Persia 101 



Skull of Aye-aye 131 



Lower Jaw of Aye-aye 131 



Eorehand of Aye-aye 132 



Idol Head of the Jivaros .... 135 

 Eield of Astronomical Eye-Piece . . 147 



Bees and their Counterfeits . 167, 172 

 Larvse of Bees ; 169 



Meteors and Shooting Stars 



218 



Horns of Sanga Ox 261 



Four-horned Sheep 261 



Symmetrical Horns of Kobus maria. 259 

 Symmetrical Horns of Sable Antelope 259 

 Hybernation of Fungi . 289, 290, 291 

 Oak Spades found in Roman Mine . 301 

 Electro-plating and Gilding . . . 341 

 Parasites from Zoological Gardens 



348, 349, 351, 352 



Angler, The 354 



Reproduction of Infusoria . . 466, 468 



Hailstones 444 



Entomostraca 447 



Frontal Sinuses of Bos Buflalus . . 457 



