A new insight into pycnodontiform fishes Author Poyato-Ariza F. J. Author Wenz S. text Geodiversitas 2002 24 1 139 248 journal article 10.5281/zenodo.5371649 1638-9395 5371649 Subfamily NURSALLIINAE Blot, 1987 new rank TYPE GENUS. — Nursallia Blot, 1987 . DIAGNOSIS. — Pycnodontid fishes with the following unique combination of primitive and derived characters: premaxillary and dentary teeth barely incisiform, not sensu stricto ; neural and haemal corresponding arcocentra surrounding notochord partially to completely; neural and haemal adjacent arcocentra in complex to hyper-complex contact; hypochordal elements in caudal endoskeleton enlarged to hypertrophied; and scales present in abdominal and caudal regions of the body.