ictalurid
aploactinid
diplomystid
artedidraconid
cetopsid
cottocomephorid
North American freshwater catfish
congiopodid
loricariid
aphyonid
flathead catfish
pataecid
erethistid
plotosid
pholidichthyid
whale catfish
liparid
arapaimid
auchenipterid
pseudopimelodid
anablepid
heteropneustid
monodactylid
phycid
bonytongue
scoloplacid
amblycipitid
phractolaemid
ateleopodid
ichthyodectiform
pholid
potamotrygonid
arripid
pentacerotid
bagrid
cyclopterid
scombrid
ephippid
cavefish
synanceiid
distichodontid
callanthiid
heptapterid
istiophorid
osteoglossid
pangasiid
procatopodine
scat
leptoscopid
pristigasterid