INTRODUCTION. 



XXIX 



No. 



NAMES OF SPECIES. 



a 

 o 



1 



'a 



a 

 o 



g 



3 ~ — 

 g « 



Ms 



.2 



.S s; 

 3 J 



bo 



c 



1§ 



s a 



o >« 



SO 



60 



O 3 



•3 a 



3-6 

 a 







1 



C3 



i 



1 



05 





g.2 

 a. 



CD 



.^ CCS 



1 



Palliohranchiata. 





















49 



Lingula Credneri, Geinitz 



? + 



+ 



— 



— 



— 



— 



+ 









50 



Discina speluncaria, Schlotheim . 









— 



+ 



+ 



+ 







— 



+ 



— 





51 



Productus horridus, J. Sowerby 









— 



— 



+ 



+ 



+ 



— 



+ 









52 



— umbonillatus. King 









— 







— 



+ 



— 



— 











+ 



53 



Strophalosia Goldfussi, Munster 









— 



— 



— 



+ 



+ 



— 



+ 









54 



— excavata, Geinitz 









— 







— 



+ 







— 



+ 









55 



— Morrisiana, King ■ 









— 



— 



-r 



+ 



— 



— 



+ 



— 





56 



— parva, King . . 









— 



— 



— 



+ 



— 



— 







— 



+ 



b7 



Streptorhynchus pelargonatus, Schlotheim 







— 







— 



+ 



+ 



— 



+ 



— 





58 



Camarophoria Schlotheimi, Von Buch . 







— 







' — 



+ 



+ 



— 



+ 



+ 





59 



— globulina, Phillips . . . 







— 







— 



+ 



+ 



— 











+ 



60 



— multiplicata, King . . . 







— 







— 



+ 







— 











+ 



61 



Trigonotreta cristata, Schlotheim . . . 















— 



+ 



+ 



— 



+ 











62 



— multiplicata, J. de C. Sowerby 







— 







— 



+ 







— 











+ 



63 



— Jonesiana, King . . . . 







_^ 











+ 



_ 















+ 



64 



— alata, Schlotheim .... 















+ 



+ 







— 



+ 



.^ 





65 



— undulata, J. de C. Sowerby 















+ 



+ 



+ 



— 







? + 





66 



— Permiana, King .... 







_ 











+ 



, 















-h 



67 



Martinia Claunyana, King 



















+ 







. 











+ 



68 



— Winchiana, King 







, 







+ 





















+ 



69 



Cleiothyris pectinifera, /. de C. Sowerby 

















+ 



+ 







+ 



+ 





70 



Epithyris elongata, Schlotheim . . . 







_ 







_ 



+ 



+ 



^_ 



+ 



+ 





71 



— sufflata, Schlotheim .... 







— 



— 



— 



+ 



+ 



— 



+ 



+ 







Lamellibranchiata. 





















72 



Pecten pusillus, Schlotheim 











+ 



+ 



+ 



— 



+ 









73 



Lima Permiana, King 









— 







— 



+ 







— 



— 







+ 



74 



Monotis speluncaria, Schlotheim . . . 









— 



■ 



— 



+ 



+ 



— 



+ 



? + 





75 



— radialis, Phillips .... 









— 











+ 







— 











+ 



76 



— Garforthensis, King"^ . . . 









— 







— 



— 







— 











+ 



77 



Mytilus squamosus, J. de C. Sowerby^ . 









— 







— 



+ 







— 



+ 









78 



— septifer, King^ 









— 







— 



1+ 







+ 



? + 



? + 





79 



Edmondia Murchisoniana, King . 









— 











+ 







— 











+ 



80 



BakeveUia ceratophaga, Schlotheim . 









— 



. . 







+ 



+ 



— 



+ 









81 



— antiqua, Munster'^ . . . 









— 







— 



+ 



+ 



— 



+ 



+ 





82 



— tumida, King .... 









— 











+ — 



— 











+ 



83 



— bicarinata, King . . . 











— 



— 



+ — 



— 



— 



— 



+ 



> Prot 



)ably belonging to the highest Permian deposits. ' Vide postea, 



pp. 160, 161, 162. 



* In Yorkshire, this species probably occurs in the highest ^ In the Midland districts of England, this species probab 



P 



ermian deposits. 











occ 



HIS in 



the hi 



shest '. 



"ermia 



ndep( 



)sits. 







