LIST OF PLATES. 



1891. 



PART IV. 



Plate 



XXXVll. 



XXXVIII. 



XXXIX. 



XL. 



XLI. 



XLII. 



XLIII. 

 XLIV. 



XLV. 



XL VI. 



XLVII. 



XLVIII. 



XLIX. 

 L. 



Bird-bones from Corsica and Sardinia 467 



Pachyornis rothsciiildi 479 



Scorpffina frondosa (Mauritius) 482 



New S])ecies of SLells from Australia, New Guinea, and the 

 Caroline and Solomon Islands 486 



Miero-Lepidoptera of the West Indies 492 



Spiders of St. Vincent 549 



^ Structure of Ornithoi'hynchus 575 



European Tadpoles (Rana) ~, 



EuroiDean Tadpoles (Hyla, Bufo, Pelobates) I . „„ 



European Tadpoles (Pelodytes, Discoglossus, Bombinator, 

 Alytes) J 



New Butterflies from British East Africa 633 



I GramasidEe from Ants' Nests 638 



NOTICE. 



The ' Proceedings ' are issued in four parts, as follows : — 



Part I. containing papers read in January and February, on June 1st. 

 II. ,, ,, ,, March and April, on August 1st. 



III. ,, ,, ,, May and June, on October 1st. 



IV. „ ,, ,, November and December, on April 1st. 



