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INDEX. 



Aclinoceras 



baccatum 



Brightii 



cochleatum 



Ammonitoidea 



Angulati 



Annulati 



Antivelum 



Aperture of the shell 



Aphragmites 



Apioceras 



Aploceras 



Arms of Cephalopoda 



Ascoceras 



Barrandei 



hdhemicum 



range of 



vermiforme 



Aturia .. 



Bactrites .. .. 



Baily .. .. 



Barrande 



on Ascoceras .. 



on classification ... 



on divisions of Cyrtoceras . . 



„ Orthoceras . . 



Bathmoceras .. 

 Bellerophon .. 



Bibliography 



Bigsby 



Bisiphites 



Body-chamber 



, folds at base of 



Bolboceras 

 Brevicones 

 Brown.. 



Campulites .. 



Oampyloceras . . '.. 

 Cephalopoda defined 



, classification of 



Cicatrix of Nautilus 



Circulatory system of Nautilus 



Classification of Cephalopoda 



Clymenia .. .. .. .. .. 62, 



Cochleati 



Cochleoceras .. 



Commencement of the shell in Nautilus 



Conici .. .. .. 46, 



Conoceras .. 



Conoidea 

 Conotubularia 



..48,51 



.. 164 



.. 115 



.. 161 



41, 232 



51,106 



..50,51 



3 



28 



60 



58 



54 



2 



60 



.. 207 



.. 208 



61 



.. 209 



..62,64 



48 



73, 74, 75, 76 



78 



60 



43 



55 



51 



48 



42 



69 



76 



..62,63 



27 



40 



58 



..51,79 



..76,78 



54 



54 



2 



41 



26 



11 



41 



63,64 



50 



48 



24 



48,79 



48,53 



165 



50 



48 



Conotubularia Brongniarti 

 Oriseis primaiva 



Sedgwichii 



ventricosa 



Cryptoceras .. 

 Cycloceras 



ibex 



tenuiannulatum 



Cyrtoceras 



cemulus .. 



alternatum 



approximatum .. 



atramentarium 



■ compressum 



■ contrarium 



■ corniculum 



■ divisions of . . 



• equisetum 



■ extricatum 



■ Forbesi .. 



■ fortiusculum . . 



■ incequiseptum . . 



■ intermedium 



■ invaginatum 



■ isca 



■ llandoveri 



■ macrum 



■ magnum 



■ multicameratum 



■ plebeium 



■ prozcox .. 



■ quasi-rectum . . 



■ range of 



• reversum 



■ scoticum 

 sonax 

 subarcuatum .. 



uranus .. 



Cyrtocerina 



Davies 



De Koninck's divisions of Cyrtoceras 



Nautilus 



Orthoceras 



Dibranchiata defined 



Discites 



Distribution of Cephalopoda . . 



Dixon .. 



D'Orbigny 



Elliptica 

 Endoceras 



Brongniarti .. 



eoum 



PAGE 



.. 162 

 .. 148 

 .. 133 

 .. 148 

 60, 62, 68 



48 



98 



98 

 54, 166 



79 

 .. 185 

 .. 172 

 .. 167 

 .. 175 

 .. 175 

 .. 178 



55 

 .. 181 

 .. 183 

 .. 167 

 .. 178 

 167, 170 

 .. 179 

 .. 186 

 .. 174 

 .. 171 

 .. 169 

 .. 178 

 .. 184 

 .. 176 

 .. 166 

 .. 175 



56 

 .. 169 

 .. 185 

 .. 167 

 .. 182 

 .. 180 



54 



75 



55 



64 



50 



4 



..62,64 



.. 233 



76 



71 



50 

 ..48,52 

 .. 162 

 .. 165 



