Order Summary for Saccopharyngiformes

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Ordre Résumé for Saccopharyngiformes
Réf. Princ.	:	Nelson, J.S., 1994
Ordre	:	Saccopharyngiformes swallowers and gulpers
Classe	:	Teleostei
Ordre frère	:	Anguilliformes 85 M years
Réf.	:	Forey, P., D. Littlewood, P. Ritchie and A. Meyer, 1996 \| Carroll, R., 1988
Premier signalement fossile	:	middle Cretaceous
Présent dans	:		Marin	Eau douce	Saumâtre
Remarque	:	Highly aberrant fishes, lacking symplectic bone, opercular bones, branchiostegal rays, scales, pelvic fins, ribs, pyloric caeca, and swim bladder; caudal fin absent or rudimentary; gill openings ventral; dorsal and anal fins long; jaws and hyomandibular greatly elongate, attached to neurocranium by only one condyle; leptocephalous larvae deep-bodied with myomeres V-shaped and not W-shaped. Like anguilliforms, they may spawn once and die.
Classe Étymologie	:	Greek aktis = ray, thunderbolt, beam + Greek pterygion, diminutive of pteryx = wing, fin. Ref. 45335.
Ordre Étymologie	:	Latin, saccus = sack + Greek, pharyngx = pharynx + Greek, morphe = shape (Ref. 45335).
Familles	:	( n = 5 ) Cyematidae Eurypharyngidae Monognathidae Neocyematidae Saccopharyngidae