Habitat preference 



Seasonal changes 

 Migrations 

 Clarias gariepinus 



General structure and behav: 



Astatic waters 



Decapoda 



As food for fish 



Gut contents 



Seasonal changes 

 Clarias lazera 



Digenea 



Incidence of infection 

 Parasite life history 

 Host parasite interactions 



Cestoda 



Incidence of infection 

 Parasite life history 



Distribution 



804708 

 804708 



Clarias magur 



Axial skeletal muscles 

 Amino acids 

 Biochemistry 



Erythrocytes 



Leucocytes 

 Clarias mossambicus 



Eutrophic lakes 



Vertical distribution 



Population changes 



Seasonal abundance 



Habitat preference 

 Substratum 

 Clarias puiicaris 



List of types 

 Clarias senegalensis 



Distribution 

 Clarias submarginatus 



Relationships 



Synonymy 



Meristics 

 Hetcrobranchus longifilis 



Synonymy 



General structure and behavi 

 Horaglanis krishnai 



Relationships 

 Vegitglanis zammaranoi 



Relationships 

 Xenoclarias 



Identification 



Vertical distribution 



Seasonal abundance 



Habitat preference 

 Substratum 

 Cranoglanidae 



Cranoglanis bouderius 



Relationships 



Meristics 



Caudal skeleton 

 Caudal skeleton 

 Anatomy 



Descriptive evolution 

 Diplomystidae 

 Dipiomystes 

 Gill arches 

 Anatomy 

 Gill arch teeth 

 Anatomy 

 Dipiomystes papillosus 

 Relationships 



Meristics 



Caudal skeleton 

 Caudal skeleton 

 Anatomy 



Descriptive evolution 

 Primitive vs advanced traits 

 Doradidae 

 Relationships 



Key 



Popular names 



Meristics 



Caudal skeleton 

 Caudal skeleton 



Anatomy 



Descriptive evolution 



804080 

 804080 

 804080 



804080 

 804080 

 804180 

 805478 

 807328 



804913 

 803756 

 803756 



803650 

 808973 

 803650 

 808973 



808973 



805935 



804180 



808019 

 808019 

 808019 



805573 

 803747 



805628 



805628 



808973 

 808973 

 808973 



805628 

 807161 



807964 

 807964 



805628 

 807161 

 807929 

 804232 

 807929 



807161 



Digenea 



Parasite systematics 



Distribution 

 Anduzedoras 



New genus 



Key 

 Anduzedoras arleoi 



New species 

 Anduzedoras copei 



New species 

 Deltadoras 



New genus 

 Deltadoras guayoensis 



New species 

 Glanidium albescens 



Male genital papilla 

 Anatomy 

 Function 

 Hassar orestis 



Self protection 

 Deceptive actions 



Defensive spines 

 Function 

 Hildadoras 



New genus 

 Hildadoras bolivarensis 



New species 

 Hildadoras orinocensis 



New species 

 Hoplodoras ramirezi 



New species 

 Opsodoras 



Key 

 Oxydoras hoideni 



New species 

 Oxydoras sifontesi 



New species 

 Platydoras armatus 



Popular names 

 Pterodoras angeli 



New species 

 Sachsdoras 



New genus 

 Sachsdoras apurensis 



New species 

 Trachycorystes 



Male genital papilla 

 Anatomy 

 Function 

 Za thorax gonzalezi 



New species 



Popular names 

 Helogeneidae 

 Relationships 

 Helogenes marmoratus 



Relationships 



Meristics 



Caudal skeleton 



Caudal skeleton 

 Anatomy 



Descriptive evolution 

 Heteropneustidae 



Heteropneustes fossilis 



Relationships 



Mouth 

 Histology 

 Biochemistry 

 Enzymology 

 Barbels 

 Histology 

 Biochemistry 

 Abnormality 

 Function 

 Axial skeleton 

 Locomotion 

 Abnormality 

 Caudal skeleton 

 Anatomy 



Descriptive evolution 

 Pelvic girdle 

 Anatomy 



Use in .systematics 

 Axial skeletal muscles 

 Amino acids 

 Biochemistry 

 Pectoral fin muscles 

 Anatomy 

 Function 



806417 

 807004 

 807929 



807929 

 807929 



Cranoglanidae 

 Diplomystidae 



807929 



Doradidae 



807929 





807929 



Helogeneidae 



807929 







Heteropneustidae 



804055 



804731 

 804731 

 807929 

 807929 

 807929 

 807929 

 807929 

 807929 

 807929 

 807929 

 807929 

 807929 

 807929 



805628 

 807161 

 807161 



807161 



804913 

 804853 



377 



