Cimolichthys levesiensis 



Redescription 



Redefinition 



Synonymy 



Scales 



Vertebrae 



Visceral skeleton 

 Anatomy 



Skull 



Anatomy 

 Dercetidae 



Relationships 



Redefinition 



Cretaceous 

 Dercetis gracilis 



Redescription 



Vertebrae 

 Dercetis rostralis 



Redescription 



Vertebrae 

 Dercetis triqueter 



Redescription 



Redefinition 



Scales 



Vertebrae 



Visceral skeleton 

 Anatomy 



Skull 



Anatomy 

 Enchodontidae 



Relationships 



Redefinition 



Cretaceous 

 Enchodontoidei 



Ne 



unit 



Relationships 



Convergence and parallelism 

 Primitive vs advanced traits 

 Enchodus 

 Redefinition 

 Cretaceous 



Distribution 

 Enchodus lewesiensis 

 Redescription 

 Synonymy 

 Visceral skeleton 



Anatomy 

 Skull 



Anatomy 

 Enchodus longipectoralis 

 Diagnosis 

 Synonymy 

 Cretaceous 

 Enchodus marchesetti 

 Redescription 

 Scales 

 Vertebrae 

 Caudal skeleton 

 Pectoral girdle 

 Skull 



Anatomy 



Eurypholidae 



New family 



Relationships 



Cretaceous 



Eurypholis 



Redefinition 

 Eurypholis boissieri 

 Redescription 

 Scales 

 Vertebrae 

 Caudal skeleton 

 Pectoral girdle 

 Visceral skeleton 



Anatomy 

 Skull 



Anatomy 

 Eurypholis pulche/lus 

 Redescription 

 Synonymy 

 Visceral skeleton 



Anatomy 

 Skull 



Anatomy 

 Halec 



Redefinition 

 Halec eupterygius 

 Redescription 

 Vertebrae 

 Pectoral girdle 

 Visceral skeleton 

 Anatomy 



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,nd parallelism 



advanced traits 



Skull 



Anatomy 

 Halec haueri 



Redescription 



Scales 



Vertebrae 



Caudal skeleton 

 Halecidae 



Relationships 



Diagnosis 



Cretaceous 

 Halecoidei 



New taxonomic unit 



Relationships 



Convergence 



Hemisaurida 



Redefinition 

 Hemisaurida hakeiensis 

 New species 

 Caudal skeleton 

 Visceral skeleton 



Anatomy 

 Skull 



Anatomy 



Cretaceous 



Ichthyotringa 



Redefinition 

 Ichthyotringa delicata 

 Redescription 

 Skull 



Anatomy 

 Ichthyotringa furcata 

 Redescription 

 Scales 



Caudal skeleton 

 Pectoral girdle 

 Skull 



Anatomy 

 Ichthyotringidae 

 Relationships 

 Diagnosis 



Primitive vs advanced traits 

 Ichthyotringoidei 



New taxonomic unit 

 Relationships 

 Cretaceous 



Primitive vs advanced traits 

 Lastroichthys 

 Invalidation 

 Nematonotus 

 Relationships 

 Skull 



Anatomy 

 Nematonotus bottae 



Caudal skeleton 

 Nematonotus longispinus 

 Adipose fin 

 Axial skeleton 



Anatomy 



Caudal skeleton 



Anatomy 



Descriptive evolution 

 Pectoral girdle 



Anatomy 

 Visceral skeleton 



Anatomy 

 Skull 



Anatomy 

 Cretaceous 

 Palaeolycus 



Redefinition 

 Palaeolycus dreginensis 



Redescription 

 Pelargorhynch us 



Redefinition 

 Pelargorhynch us dercetiformis 

 Redescription 

 Skull 



Anatomy 

 Phylactocephalus 



Redefinition 

 Phylactocephalus microlepis 

 Redescription 

 Pectoral girdle 

 Visceral skeleton 

 Anatomy 

 Prionolepididae 

 New family 

 Relationships 

 Cretaceous 

 Prionolepis 

 Redefinition 



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Myctophoidei 



(continued) 



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409 



