LIST OF PLATES. 



PLATES PAGE 



v^ I. Recent and Fossil Butterflies « 2 



v/ II, III. Ancient Stone Implements of Great Britain „ „ 4 



V IV. Map of England with Isothermal Lines of July ; Conchicolites cor- 



rugattis and Tubes of Ortonia minor _ _ 49 



■^ V. Ca/ir^^/i2 j(2«^iz/?'«a, Lamk. , Devonian, Eifel _ 57 



► VL Rostellaria maxima. Price, Gault, Folkestone 97 



*^ VII. Halonia, Lindley and Hutton — „.... 145 



w VIII. Microscopic Crystals observed by Prof. Hull in the Trap-rocks of 



Limerick 153 



^ IX. To Illustrate Prof. Hull's Paper on the Microscopic Structure of 



Irish Granites „ _ 193 



•^ X, Holaspis sericeus. Lank., a New Devonian Fish-shield, Grey Corn- 

 stones, Abergavenny „ 241 



•^ XL To Illustrate Mr. Rofe's Paper on the Structure of the Crinoidea 262 



» XII. Contributions to Carboniferous Palaeontology „ „ 385 



V XIII. The Sasso di Ronch, Dolomite Mountains 365 



V XIV. Head of Fossil Fish described by Prof. Traquair 552 



« XV. Carinella celluUfera, R. Etheridge, jun., Carboniferous Beds, 



Carluke - 433 



" XVI. Carboniferous Species of Dithyrocaris, Scouler 482 



^ XVII. Sketch-map of Lough Derg „ 486 



Table I. Analytical Table of the Genera of Graptolites, by C. Lapworth, F.G.S . 



to face page 555. 



