[Intraepithelial blood capillaries in the air-breathing organs of fish].
D000818:Animals; D002196:Capillaries / Q000166:cytology*; D004848:Epithelium / Q000033:anatomy & histology; D005399:Fishes / Q000033:anatomy & histology*; D007422:Intestines / Q000033:anatomy & histology; D012137:Respiratory System / Q000098:blood supply*; D012867:Skin / Q000033:anatomy & histology