IX 



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). 



FlSS. PAGE 



1 and 2. Abdominal segments and caudal spines of Ceratiocaris sft/gia, Salter, and C papiUo. 



Salter . . . . . . . . .12 



3. Carapace and abdomen of Physocaris vesica (Salter) . . . .07 



WOODCUTS IN PART II (1892). 



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



5 and 6. Garyocaris Wrightii, Salter, from Huj, Bejuiura . . . .91 



7. Aptychopsis prima, ^a.vva,nAe, hom^Qdh^mia. ..... 100 



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



outlines compared ....... 109 



"WOODCUTS IN PART III (1898). 

 Not numbered sections of quarry at Congleton Edge . . . 15-t and 155 



"WOODCUTS IN PART IV (1899). 



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



11, 12 A, 12 B, and 1.3. Lehesooiitia senigmutica, J. and W., from Brittany . . . 199 



14, 15, 16 a, 1Gb. L'bescontia occulta, J. and W., from Scotland .... 203 



