LIST OF ILLUSTRATIONS IN THIS MONOGRAPH (1888—1899). 



PLATES I— XII (1888); XIII— XVII (1892); XVIII— XXV (1898) 

 XXVI— XXXI (1899). 



WOODCUTS IN PART I (1888). 

 Figs. page 



1 and 2. Abdominal segments and caudal spines of Ceratiocaris stygia, Salter, and C. papilio, 



Salter . . . . . . . . .12 



3. Carapace and abdomen of Physocaris vesica (Salter) . . . .67 



WOODCUTS IN PAET II (1892). 



4. Hymenocaris lata, Salter ; after Salter . . . . . .80 



5 and 6. Garyocaris Wrightii, Salter, from Huy, Belgium . . . .91 



7. Aptychopsis prima, Barrande, from Bohemia ..... 100 



8, 9, and 10. Aptychopsis Salteri, Woodward, A. ovata, J. and W., and A. prima, Barrande ; 



outlines compared ....... 109 



WOODCUTS IN PAET III (1898). 

 Not numbered sections of quarry at Congleton Edge . . . 154 and 155 



WOODCUTS IN PAET IV (1899). 



Not numbered section of quarry at Congleton ..... xiv 



11, 12 a, 12 B, and 13. Lebescontia ssnigmatica, J. and W., from Brittany . . . 199 



14, 15, 16 a, 16 b. Lebescontia occulta, J. and W., from Scotland .... 203 



