Infradivision Euteleostei - 391 families; 22, 262 spp.
Superorder Ostariophysi -
Series Anotophysi
Order Gonorynchiformes -- 4 families, 35 spp., Asia Africa freshwater
Family Chanidae -- milkfishes--Indo-pacific important food fish
Series Otophysi
Order Cypriniformes -- 5 families, 2660 spp., NA, Europe, Asia, Africa
Family Cyprinidae -- carps, minnows (2000 + species)
Family Catostomidae -- suckers (68 species)
Family Cobitidae -- loaches (110 species)
Order Characiformes -- 10 families, 1340 spp., SA
Family Ctenoluciidae - pike characins
Family Characidae -- tetras, pirahnas
Family Prochilodontidae -- coporos
Order Siluriformes -- 34 families, 2405 spp., NA, SA, Europe, Asia, Africa, Australia; freshwater, marine
Family Ictaluridae-- (45 species) NA bullheads, channel catfish, madtoms
Family Bagridae
Family Siluridae
Family Clariidae -- (100+ species) walking catfishes
Family Malapteruridae -- electric catfishes (Africa)
Family Ariidae--marine catfishes
Family Doradidae -- thorny catfishes
Family Callichthyidae -- armored catfishes
Family Hypopthalmidae -- (loweye catfishes)
Family Trichomycteridae -- parasitic catfishes
Family Pimelodidae (300 +) Species
Family Loricariidae -- (550+ species) suckermouth armored catfishes
Order Gymnotiformes -- 6 families, 62 species, SA freshwater; knifefishes
Family Sternopygidae
Family Gymnotidae
Family Electrophoridae
Slides:
Cyprinidae
Catostomidae
Characiformes
Siluriformes
Gymnotiformes