polacanthid
Appearance
English
[edit]Etymology
[edit]Derived from the informally named Polacanthidae family.
Noun
[edit]polacanthid (plural polacanthids)
- (zoology) Any ankylosaurian of the nodosaurid or ankylosaurid subfamily Polacanthinae.
- 1993, J. I. Kirkland, “Polacanthid nodosaurs from the Upper Jurassic and Lower Cretaceous of the east-central Colorado Plateau”, in Journal of Vertebrate Paleontology, volume 13, title, page 44A:
- Polacanthid nodosaurs from the Upper Jurassic and Lower Cretaceous of the east-central Colorado Plateau
- 2008, Adam Yates, Guide to Wild Dinosaurs[1], page 121:
- There were no large lateral spikes that are present in nodosaurids and polacanthids hut it did share fused half-rings of neck armour with polacanthids.
- 2012, Michael K. Brett-Surman, The Complete Dinosaur[2], page 510:
- For example, premaxillary teeth are present in the primitive polacanthid Gargoyleosaurus, the primitive nodosaurid Silvisaurus, and the primitive ankylosaurid Cedarpelta.
Further reading
[edit]- Polacanthidae on Wikipedia.Wikipedia