(zoology) Any member of the obsolete taxon Chondropterygii, which included both the cartilaginous fish (Chondrichthyes) such as sharks, rays, skates and chimaeras, and the more primitive bony fishes such as sturgeons that have some bones made of cartilage.
coniopterygidae
gastroduodenoscopy
gastroduodenoscopy
noun
(medicine) esophagogastroduodenoscopy
(medicine) percutaneous endoscopy through a gastrostomy examining the stomach and duodenum
