Assertion: petrel's family | /r/HasProperty | pelacanoididae
Facets:
Source sentences:
text: The family Pelacanoididae is the four species of diving petrels, genus Pelacanoides.
text: South Georgia diving petrels are noted for their diving capabilities: "The most proficient divers of the order Procellariformes are likely to be the diving petrels in the family Pelecanoididae.
text: Some authorities place the diving petrels in their own family, the Pelecanoididae.