Dipterus 

 Operculum 

 Anatomy 

 Function 



Descriptive evolution 

 Dipterus digitatus 

 Relationships 

 Devonian 

 Gnathorhiza 

 Relationships 



Oral teeth 

 Function 

 Triassic 

 Distribution 



Griphognathus 

 Relationships 

 Redefinition 

 Armored scales 

 Anatomy 

 Histology 

 Pectoral girdle 

 Anatomy 



Descriptive evolution 

 Fin skeletal supports 

 Jaws 



Anatomy 



Descriptive evolution 

 Skull 



Anatomy 

 Lateral line pores and canals 

 Anatomy 

 Griphognathus minutidens 



Synonymy 

 Griphognathus scuipta 

 New species 

 Devonian 

 Lepidosiren paradoxa 

 Metencephalon 

 Anatomy 

 Histology 

 Aerial respiration 

 Function 



riptive evolution 



Bile 



Biochemistry 



De 



irm 



olution 



Temperatu 



Effect on fish 



Description and occurrenc 

 Oxidative metabolism 

 Myxosporidia 



Host parasite interactions 

 Feeding 



Habitat preference 

 Lepidosirenidae 

 Relationships 

 Melanognathus canadensis 

 Jaws 



Anatomy 



Descriptive evolution 

 Lateral line pores and canals 

 Anatomy 

 Neoceratodus forsteri 



General structure and behavio 

 Descriptive evolution 



Biochemistry 



Enzymology 

 Melanin 



Ultrastructure 

 Pigment chemistry 

 Melanin 



Developmental analysis 

 Enzymology 

 Operculum 

 Anatomy 

 Function 



Descriptive evolution 

 Gill arches 

 Anatomy 

 Visceral skeletal muscles 

 Anatomy 

 Function 



Descriptive evolution 

 Reissner fiber SCO complex 

 Histology 



Ultrastructure 



Anatomy 



Descriptive evolution 

 Telencephalon 



809039 



809039 

 805236 

 805236 



809039 



8070 

 8070 

 8070 

 8070 



8070 



8070 



803973 

 803973 



807019 

 807019 



805358 



808641 



808641 



806047 

 806046 



806665 

 806665 



Anatomy 



Development 

 Descriptive evolution 

 Metencephalon 

 Anatomy 

 Histology 

 Nose 



Anatomy 

 Retina 

 Histology 



Descriptive evolution 

 Aerial respiration 

 Function 



Descriptive evolution 

 Hemopoiesis 

 Kidney 

 Gills 

 Spleen 

 Liver 

 Erythrocytes 



Cytology 

 Leucocytes 

 Cytology 

 Development 

 Biochemical blood constituents 

 Protein content 

 Biochemistry 

 Descriptive evolution 

 Bile 



Biochemistry 



Descriptive evolution 

 Kidney 

 Anatomy 

 Histology 

 Testis 



Anatomy 

 Histology 

 Homology 

 Gill arches 

 Identification 

 Feeding 



Habitat preference 

 Paraceratodus 

 Skull 



Anatomy 



Descriptive evolution 

 Triassic 

 Pcplorhina anthracina 



Invalidation 

 Protopterus 

 Operculum 

 Anatomy 

 Function 



Descriptive evolution 

 Skull 



Lateral line pores and canals 

 Anatomy 



Descriptive evolution 

 Visceral skeletal muscles 

 Anatomy 



Descriptive evolution 

 Diencephalon 

 Anatomy 



Descriptive evolution 

 Nose 



Anatomy 



Development 

 Aerial respiration 

 Function 



Descriptive evolution 

 Skin respiration 



Descriptive evolution 

 Bile 



Biochemistry 



Descriptive evolution 

 Vertical distribution 

 Seasonal abundance 

 Aestivation 



Thyroid hormone 



Experimental analysis 

 Feeding 



Habitat preference 

 Protopterus aethiopicus 

 Nitrogen metabolism 

 Experimental analysis 

 Descriptive evolution 

 Pigments 

 Biochemistry 



Enzymology 

 Melanin 



Ultrastructure 



807253 Dipnoi 



807172 



807172 



806094 

 808467 



806015 



808748 



807625 



806574 

 806574 



805484 



806765 



806765 



807964 

 808748 



808748 



807218 

 807218 



807255 

 808467 



805484 

 808976 

 808976 



809073 

 808748 

 808748 



808641 

 808641 



193 



