XV 



Squirrel, notes on, 347 

 Starlings, note on, 351 ; food of, 370 

 Stauropus Fagi, capture of, 199 

 Stoat, on the keen scent of, 344 

 Stridulant insect, enquiry respecting, 31 

 Swallows, late departure of, 76, 77, 101, 



102, 147, 241 ; nesting places of, 



353, 354 

 Swift, late departure of, 77 ; migration of, 



354 



Tern, arctic, young and adult, 365 

 Thera juniperata, capture of, 94 

 Thrush, White's, enquiry respecting, 103; 



answered by H. Doubleday, 104; 



rose-coloured at Teignmouth, 188 ; 



song, frugivorous propensity of, 351 

 Thymara Zaida, 197 

 Titlark, 238 

 Titmouse, curious nests of, 309 ; food of, 



366 

 Toad, note on a species of, 321 

 Top-knot, Muller's, description of, 106 

 Trees, on the blighted appearance of oak 



and ash in Yorkshire, 272, 337, 338 

 Trichius variabilis, capture of, 340 

 Twite, food of, 301 



Vanessa Antiopa, occurrence of near Tru- 

 ro, 156 

 Velleius dilatatus, 340 

 Vespa britannica, nest of, 32 



Wagtail, enquiry respecting, 136; pied, 

 137,190; grey, 140 ; continental 

 white at Falmouth, 188 ; grey, 230, 

 358 



Warbler, willow, 311 ; wood, 312 



Wasps, note on, 32 ; descriptions of the 

 British species, 161 



Water-rail, enquiry respecting, 148 



Water-hen, food of, 373 



Weasel, 36 ; on the keen scent and perse- 

 vering efforts of in pursuit of prey, 

 213 



Whale, capture of at Deptford, 33 



Wheatear, 240 



Wolves in Canada, 132 



Wood-chat, 142 



Woodcocks occurring at Twizell, 80 ; oc 

 curring at Torrington for five succes- 

 sive years, 80 ; breeding in the Holt 

 forest, 189, 249 ; anecdote of, 362 



Wood sandpiper, 143, 189 

 Wood wren, account of corrected, 356 

 Wren, golden crested at sea, 188 

 Wryneck, note on, 352 



Xanthia Xerampelina, capture of, 

 Crambe. near York, 334 



Yellow-hammer, 239, 302 



at 



ALPHABETICAL LIST OF ILLUSTRATIONS. 



Avocet, 225 



Bee and its nest in a snail-shell, 336 

 Beetle, antennae of, 29 

 Boar fish, 191 



Cephalaspis Lyellii, 52 

 Claviger foveolatus, 269 

 Coccosteus cuspidatus, 48 

 Colias Hyale, 259 

 Cyclopsina Arietis, (2 figures), 57 



„ Slabberi, 58 



„ Rivillei, 58 

 Cythere inopinata, (5 figures), 195 



Daphnia branchiata, 193 



Erycina Margaretta (2 figures), 28 



Gold fish with vegetable fibres issuing 



from an ulcer on its back, 84 

 Gull, masked, 244 

 Gull, black-headed, 245 



Himantopterus fuscinervis, 198 

 Honey buzzard in three diff'erent states of 

 plumage, 376 

 „ „ in three other states of 



plumage, 377 



Leech, horse, anatomy of, (12 figures), 17 

 „ » » (5 figures), 92 



„ „ „ (9 figures),324 



