Assertion: hammerhead shark | /r/HasProperty | grouped in the ciconiiformes
Facets:
value: traditionally
type: OTHER
Source sentences:
text: Although it is traditionally grouped in the Ciconiiformes, some studies have suggested a closer relation to the pelicans (family Pelecanidae) and the shoebill, another African wading bird of uncertain taxonomic affiliation, and thus placed the hammerhead in the order Pelecaniformes.