Assertion: dinosaur's fossil | /r/HasProperty | rare
Facets:
value: relatively
type: DEGREE
value: in these sediments
type: LOCATION
Source sentences:
text: A. louisae fossils are rare, known only from one site in the upper Brushy Basin Member; they date to the late Kimmeridgian stage, about 151 mya.
text: Fossils of Ankylosaurus are rare in these sediments, and the distribution of its remains suggests that it was ecologically rare, or restricted to the uplands of the formations rather than the coastal lowlands, where it would have been more likely to fossilize.
text: Fossils of this dinosaur are actually relatively rare, and because of this we can only speculate the other habitats this creature lived in.
text: Mammal fossils from the park are relatively rare and consist of isolated teeth, fragmentary jaws with teeth, and tooth fragments from mouse-sized and shrew-sized animals.