CONTENTS 



Part XXII 

 Text : Page 



Systematic 17 



Illustrations : — 



Plate 

 139. Am. biplex, Homoeomorph of 



(Dichotomoceras dichotomum) . . CXXXIXd, e 



149. Ammonites lamellosus 



(Phricodoceras lamellosum) . . . . CXLIXd 



156. Cardioceras goliathus 



(Goliathiceras galeatum) CLVI 



157. Ammonites tenuicostatus 



(Dactylioceras tenuicostatum) . . . . CLVII 



158. Ammonites sauzei 



(Otoites contractus) CLVIII 



159. Ammonites braikenridgii 



(Epalxites latansatus) CLIX 



160. Perisphinctes davidsoni 



(Leptosphinctes leptus) CLX 



161. Ammonites martinsii 



(Leptosphinctes cleistus) CLXI 



162. Perisphinctes martinsii 



(Vermisphinctes vermiformis) CLXII 



163. Parkinsonia caumontii, ally of 



(Caumontisphinctes polygyralis) CLXIII 



164. Emileia, cadicone stage 



(Emileia crater) ' CLXIY 



165. Am. buckii and Oxyn. oxynotum 



(Oxynoticeras buckii) CLXVa, B 



166. Ammonites retentus 



(Retenticeras retentum) CLXVI 



167. Macrocephalites morrisi 



(Morrisiceras sphaera) . . . . CLXVH 



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