Order Summary for Gadiformes

Language:

Ordo Ringkasan for Gadiformes
Acuan utama	:	Nelson, J.S., 1994
Ordo	:	Gadiformes cods
Kelas	:	Teleostei
Sister Order	:	Batrachoidiformes 20 M years
Acuan	:	Carroll, R., 1988 \| Helfman, G., B. Collette and D. Facey, 1997
First Fossil Record	:	middle Tertiary
Occurs in	:		Laut	Fresh	Payau
Remark	:	Pelvic fins, when present, inserted below or in front of pectorals (thoracic or jugular, rarely behind in Macrouridae) with up to 11 rays; no true spines in the fins; most with long dorsal and anal fins; scales usually cycloid, rarely ctenoid; premaxilla forms the entire margin of upper jaw, protractile in some; ectopterygoid toothless; orbitosphenoid and basisphenoid absent; branchiostegal rays 6-8; posterior vertebral reduction results in posterior dorsal and anal pterygiophores exceeding the number of caudal vertebrae; swim bladder without pneumatic duct (the swim bladder is absent in Melanonus and Squalogadus).
Kelas etymology	:	Greek aktis = ray, thunderbolt, beam + Greek pterygion, diminutive of pteryx = wing, fin. Ref. 45335.
Ordo etymology	:	Latin gadus = cod, 1889 + Latin, forma = shape (Ref. 45335).
Keluarga-keluarga	:	( n = 17 ) Bathygadidae Bregmacerotidae Euclichthyidae Gadidae Gaidropsaridae Lotidae Lyconidae Macrouridae Macruronidae Melanonidae Merlucciidae Moridae Muraenolepididae Phycidae Ranicipitidae Steindachneriidae Trachyrincidae